raffish (adj.)youdaoicibaDictYouDict[raffish 词源字典]
"disreputable, vulgar," 1795, from raff "people," usually of a lower sort (1670s), probably from rif and raf (mid-14c.) "everyone," from Middle English raf, raffe "one and all, everybody" (see riffraff). Related: Raffishly; raffishness.[raffish etymology, raffish origin, 英语词源]
raffle (n.)youdaoicibaDictYouDict
late 14c., "dice game," from Old French rafle "dice game," also "plundering," perhaps from a Germanic source (compare Middle Dutch raffel "dice game," Old Frisian hreppa "to move," Old Norse hreppa "to reach, get," Swedish rafs "rubbish," Old High German raspon "to scrape together, snatch up in haste," German raffen "to snatch away, sweep off"), from Proto-Germanic *khrap- "to pluck out, snatch off." The notion would be "to sweep up (the stakes), to snatch (the winnings)." Dietz connects the French word with the Germanic root, but OED is against this. Meaning "sale of chances" first recorded 1766.
raffle (v.)youdaoicibaDictYouDict
"dispose of by raffle," 1851, from raffle (n.). Related: Raffled; raffling.
Rafflesia (n.)youdaoicibaDictYouDict
genus of Malaysian plants, 1820, named for Sir T. Stamford Raffles (1781-1826), British governor of Sumatra, who introduced it to the West, + abstract noun ending -ia. He reports the native name was petimum sikinlili "Devil's betel-box."
raft (n.1)youdaoicibaDictYouDict
"floating platform," late 15c., originally "rafter" (c. 1300), from a Scandinavian source such as Old Norse raptr "log" (Old Norse -pt- pronounced as -ft-), related to Middle Low German rafter, rachter "rafter" (see rafter).
raft (n.2)youdaoicibaDictYouDict
"large collection," 1830, variant of raff "heap, large amount," from Middle English raf (compare raffish, riffraff); form and sense associated with raft (n.1).
raft (v.)youdaoicibaDictYouDict
1680s, from raft (n.1). Related: Rafted; rafting.
rafter (n.)youdaoicibaDictYouDict
"sloping timber of a roof," Old English ræftras (West Saxon), reftras (Mercian), both plural, related to Old Norse raptr "log," from Proto-Germanic *raf-tra-, from PIE *rap-tro-, from root *rep- "stake, beam."
rag (n.)youdaoicibaDictYouDict
scrap of cloth, early 14c., probably from Old Norse rögg "shaggy tuft," earlier raggw-, or possibly from Old Danish rag (see rug), or a back-formation from ragged, It also may represent an unrecorded Old English cognate of Old Norse rögg. In any case, from Proto-Germanic *rawwa-, from PIE root *reue- (2) "to smash, knock down, tear up, uproot" (see rough (adj.)).

As an insulting term for "newspaper, magazine" it dates from 1734; slang for "tampon, sanitary napkin" is attested from 1930s (on the rag "menstruating" is from 1948). Rags "personal clothing" is from 1855 (singular), American English. Rags-to-riches "rise from poverty to wealth" is attested by 1896. Rag-picker is from 1860; rag-shop from 1829.
rag (v.)youdaoicibaDictYouDict
"scold," 1739, of unknown origin; perhaps related to Danish dialectal rag "grudge." Related: Ragged; ragging. Compare bullyrag, ballarag "intimidate" (1807).
rag-bag (n.)youdaoicibaDictYouDict
1820, from rag (n.1) + bag (n.). Figurative sense of "motley collection" is first recorded 1864.
rag-doll (n.)youdaoicibaDictYouDict
child's plaything, 1776 (from 1757 as "a dressed-up woman"), from rag (n.1) + doll (n.). Rag-baby attested from 1798. Shakespeare has babe of clowts (i.e. "clouts"), 1590s.
raga (n.)youdaoicibaDictYouDict
1788, from Sanskrit raga-s "harmony, melody, mode in music," literally "color, mood," related to rajyati "it is dyed," from PIE *reg- (3) "to dye" (cognates: Greek rhegos "blanket, rug").
ragamuffin (n.)youdaoicibaDictYouDict
mid-14c., "demon," also in surnames (Isabella Ragamuffyn, 1344), from Middle English raggi "ragged" ("rag-y"?) + fanciful ending (or else second element is Middle Dutch muffe "mitten"). Or, as Johnson has it, "From rag and I know not what else." Ragged was used of the devil from c. 1300 in reference to "shaggy" appearance. Raggeman was used by Langland as the name of a demon, and compare Old French Ragamoffyn, name of a demon in a mystery play. Sense of "dirty, disreputable boy" is from 1580s. Compare in the same sense ragabash (c. 1600).
rage (n.)youdaoicibaDictYouDict
c. 1300, "madness, insanity; fit of frenzy; anger, wrath; fierceness in battle; violence of storm, fire, etc.," from Old French rage, raige "spirit, passion, rage, fury, madness" (11c.), from Medieval Latin rabia, from Latin rabies "madness, rage, fury," related to rabere "be mad, rave" (compare rabies, which originally had this sense), from PIE *rebh- "violent, impetuous" (cognates: Old English rabbian "to rage"). Similarly, Welsh (cynddaredd) and Breton (kounnar) words for "rage, fury" originally meant "hydrophobia" and are compounds based on the word for "dog" (Welsh ci, plural cwn; Breton ki). In 15c.-16c. it also could mean "rabies." The rage "fashion, vogue" dates from 1785.
rage (v.)youdaoicibaDictYouDict
mid-13c., "to play, romp," from rage (n.). Meanings "be furious; speak passionately; go mad" first recorded c. 1300. Of things from 1530s. Related: Raged; raging.
ragged (adj.)youdaoicibaDictYouDict
"rough, shaggy," c. 1300, past participle adjective as though from a verb form of rag (n.). Compare Latin pannosus "ragged, wrinkly," from pannus "piece of cloth." But the word might reflect a broader, older meaning; perhaps from or reinforced by Old Norse raggaðr "shaggy," via Old English raggig "shaggy, bristly, rough" (which, Barnhart writes, "was almost surely developed from Scandinavian"). Of clothes, early 14c.; of persons, late 14c. To run (someone) ragged is from 1915. Related: Raggedly; raggedness.
raggedy (adj.)youdaoicibaDictYouDict
1845, U.S. Southern, from ragged + -y (2). Raggedy Ann stories first published 1918, character created by U.S. illustrator Johnny Gruelle (1880-1938). The tangle of tales about the origin of the doll and the name probably are mostly invention, sorrow's grieving-shrine for Marcella Gruelle (1902-1915), best left alone.
raggedy-ass (adj.)youdaoicibaDictYouDict
by 1930, from raggedy + ass (n.2).
raghead (n.)youdaoicibaDictYouDict
insulting term for "South Asian or Middle Eastern person," 1910, from rag (n.) + head (n.); in reference to turbans, etc.