ram (n.)youdaoicibaDictYouDict[ram 词源字典]
Old English ramm "male sheep," also "battering ram" and the zodiac sign; earlier rom "male sheep," a West Germanic word (cognates: Middle Low German, Middle Dutch, Dutch, Old High German ram), of unknown origin. Perhaps [Klein] connected with Old Norse rammr "strong," Old Church Slavonic ramenu "impetuous, violent."[ram etymology, ram origin, 英语词源]
RAM (n.)youdaoicibaDictYouDict
1957, acronym for random access memory (computerese).
RamayoudaoicibaDictYouDict
incarnation of Vishnu, from Sanskrit Ramah, literally "lovely," from stem of ramate "stands still, rests, is pleased."
ramada (n.)youdaoicibaDictYouDict
"arbor, porch," 1869, from American Spanish ramada "tent, shelter," from Spanish ramada "an arbor," from rama "branch," from Vulgar Latin *rama, collective of Latin ramus "branch" (see ramus).
Ramadan (n.)youdaoicibaDictYouDict
ninth month of the Muslim year, 1590s, from Arabic Ramadan (Turkish and Persian ramazan), originally "the hot month," from ramida "be burnt, scorched" (compare Mishnaic Hebrew remetz "hot ashes, embers"). In the Islamic lunar calendar, it passes through all seasons in a cycle of about 33 years, but evidently originally it was a summer month.
ramble (v.)youdaoicibaDictYouDict
mid-15c., perhaps frequentative of romen "to walk, go" (see roam), perhaps via romblen (late 14c.) "to ramble." The vowel change perhaps by influence of Middle Dutch rammelen, a derivative of rammen "copulate," "used of the night wanderings of the amorous cat" [Weekley]. Meaning "to talk or write incoherently" is from 1630s. Related: Rambled; rambling.
ramble (n.)youdaoicibaDictYouDict
"a roving or wandering," 1650s, from ramble (v.).
rambler (n.)youdaoicibaDictYouDict
1620s, agent noun from ramble (v.).
rambling (adj.)youdaoicibaDictYouDict
1623, present participle adjective from ramble (v.).
RamboyoudaoicibaDictYouDict
used allusively from 1985, in reference to John Rambo, hero of David Morrell's novel "First Blood" (1972), popularized as portrayed by Sylvester Stallone in Hollywood movie version (1982), a U.S. Vietnam veteran, "macho and self-sufficient, and bent on violent retribution" [OED]. The family name is an old one in New Jersey and Pennsylvania, originally Swedish, sometimes said to represent Swedish place name Ramberget, or to be from French Huguenots who took refuge in Sweden.
rambunctious (adj.)youdaoicibaDictYouDict
1859, earlier rumbunctious, 1830, probably altered (by influence of ram) from rumbustious.
ramekinyoudaoicibaDictYouDict
1706, from French ramequin (late 17c.), said to be from a Germanic source (compare Middle Low German rom "cream"), from Proto-Germanic *rau(g)ma-, of uncertain origin.
ramification (n.)youdaoicibaDictYouDict
1670s, "a branching out," from French ramification, from ramifier (see ramify). Transferred sense of "outgrowth, consequence" first recorded 1755. Related: Ramifications.
ramify (v.)youdaoicibaDictYouDict
early 15c., "branch out," from Middle French ramifier (early 14c.), from Medieval Latin ramificare "to form branches," from Latin ramus "branch" (see ramus) + root of facere "to make" (see factitious). Related: Ramified; ramifying.
ramjet (n.)youdaoicibaDictYouDict
1942, from ram (v.) + jet (n.).
rammy (adj.)youdaoicibaDictYouDict
c. 1600, from ram (n.) + -y (2). Related: Ramminess.
ramp (n.1)youdaoicibaDictYouDict
1778, "slope," from French rampe, back-formation from Old French verb ramper "to climb, scale, mount;" see ramp (v.). Meaning "road on or off a major highway" is from 1952, American English.
ramp (n.2)youdaoicibaDictYouDict
"rude, boisterous girl or woman," mid-15c., perhaps from ramp (v.). Compare romp in Johnson's Dictionary (1755): "a rude, awkward, boisterous, untaught girl."
ramp (v.)youdaoicibaDictYouDict
c. 1300, "to climb; to stand on the hind legs" (of animals), from Old French ramper "to climb, scale, mount" (12c., in Modern French "to creep, crawl"), perhaps from Frankish *rampon "to contract oneself" (compare Old High German rimpfan "to wrinkle," Old English hrimpan "to fold, wrinkle"), via notion of the bodily contraction involved in climbing [Klein], from Proto-Germanic *hrimp- "to contract oneself." Related: Ramped; ramping.
rampage (v.)youdaoicibaDictYouDict
1715, in Scottish, probably from Middle English verb ramp "rave, rush wildly about" (c. 1300), especially of beasts rearing on their hind legs, as if climbing, from Old French ramper (see ramp (n.1), also see rampant). Related: Rampaged; rampaging.