roach

名词 n. 动词 v.
中文释义
英 /ɹəʊtʃ/    美 /ɹoʊt͡ʃ/

英文释义

名词 n.
  1. Certain members of the fish family Cyprinidae, including:; Any fish of species in the genus Rutilus, especially
  2. Synonym of cockroach (“type of insect”). US
  3. Sail material that forms a concave curve rather than straight leech (aft edge) of a sail to increase the sail area over that of a simple triangular sail.
  4. A bed or stratum of some mineral. UK,obsolete
    — After long Working of this Coal, it was found upon the rising Grounds, that there lay another Roach of Coal, at the Depth of 14 Yards under it
  5. Certain members of the fish family Cyprinidae, including:; Any fish of species in the genus Rutilus, especially:; A common roach (Rutilus rutilus).
  6. Synonym of cockroach (“as a term of abuse”). derogatory,slang
  7. A haircut or a similar-looking kind of headdress worn by some of the indigenous peoples of North America, often red.
  8. Gritty or coarse rock; especially Portland stone or similar limestone. UK,regional
    — The roach, both of the top and bottom beds, is always imperceptibly incorporated with the freestone, which is invariable situated beneath it.
  9. Certain members of the fish family Cyprinidae, including:; Any of genus Hesperoleucus of California roaches.
  10. The butt of a marijuana cigarette. US,slang
  11. An entire marijuana cigarette, blunt, or joint. US,slang
    — In his half hour of free time between brooms it was Willie's custom to smoke his lunch in an alleyway. He'd take just half a roach, only enough to make him feel a new day was starting, no more no less.
  12. The filter of a rolled cigarette or joint, made from card or paper (often of the cigarette paper packet itself). UK,slang
    — Last toke is the yellowing fabric of the roach, containing the stuff that is less than tobacco.
动词 v.
  1. Synonym of roach out.
    — Yamato roached on his best friend.
  2. To cut or shave off the mane of a horse so that the remaining hair stands up on the neck. transitive
  3. To cut a person's hair so that it stands straight up. broadly,transitive

词形变化

roaches plural roach plural roaches plural roaches present,singular,third-person roaching participle,present roached participle,past roached past roaches plural roaches present,singular,third-person roaching participle,present roached participle,past roached past roaches plural

词汇关系

衍生词
Albanian roach Black Sea roach blue roach California roach Caspian roach common roach deroach headroach roachicide roachification roachless roachlike roachy roboroach brown-banded roach dubia roach Guyana spotted roach kikeroach Madeira roach orange-spotted roach oriental roach roach bomb roach clip roach coach roach fogger roach killer roach motel roach out roach stomper sea roach snow roach Turkroach wharf roach wood roach roach-backed roached

词源

词源 1
From Middle English roche, from Old French roche, from Middle Low German roche, ruche (“ray (fish)”), from Old Saxon *rūh, possibly from Proto-Germanic *rūhaz (“rough”).
Cognate with Old English ruhha ("a ray"; > Middle English rouhe, rohȝe), German Rochen (“ray (fish)”).
词源 2
Back-formation from cockroach, as if it were a compound.
Marijuana-related meanings by similarity of appearance of the butt, attested since the 1930s.
词源 3
Apparently from extended or figurative use of roach (“Cyprinidae”), above. Compare the adjective roached (“styled so that the mane stands up from the neck”).
词源 4
Variant of roche (“rock”). Attested since the seventeenth century.
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