roach

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roach:

see cockroachcockroach
or roach,
name applied to some 4,600 species of flat-bodied, oval insects in the order Blattodea. Cockroaches have long antennae, long legs adapted to running, and a flat extension of the upper body wall that conceals the head. They range from 1-4 in. to 3 in.
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roach

[rōch]
(invertebrate zoology)
An insect of the family Blattidae; the body is wide and flat, the anterior part of the thorax projects over the head, and antennae are long and filiform, with many segments. Also known as cockroach.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

roach

1
1. a European freshwater cyprinid food fish, Rutilus rutilus, having a deep compressed body and reddish ventral and tail fins
2. any of various similar fishes

roach

2
1. short for cockroach
2. Slang the butt of a cannabis cigarette

roach

3 Nautical
1. the amount by which the leech of a fore-and-aft sail projects beyond an imaginary straight line between the clew and the head
2. the curve at the foot of a square sail
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

roach

(jargon)
A Bell Labs term meaning destroy, especially of a data structure. Hardware gets toasted or fried, software gets roached.

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References in periodicals archive ?
"Typically, roach infestations do not lead directly to food borne illnesses but because roaches and rodents are an indication they have sanitation controls at the facility we will close them down if they have infestations," Oshiro said adding that once the red card is given to any restaurant, the department does not have a timeframe for corrections. 
Caption: German cockroaches may rely on gut bacteria to help attract fellow roaches.
German roaches can breed at a rate of around 6 generations per year.
"We don't know if glucose actually tastes bitter to glucose-averse roaches, but we do know that glucose triggers the bitter receptor neurons that would be triggered by caffeine or other bitter compounds," Dr.
Researchers have found that some male roaches also make soft, whispery sounds to get the attention of females.
Too bad he didn't have free hands to muffle his ears--or plug his nose: "These roaches are very flatulant," says Pearson.
If you want to avoid them as well, you'll be glad to learn that there are many ways of doing in roaches without powerful chemical pesticides.
FROM THE SEA Even more fun than squashing roaches under your shoe is spreading around some diatomaceous earth, a fine powder of fossilized plankton.
Some roaches can live on nothing (not even water) for as long as three weeks.
Within this small, dark and warm space, little roaches are born, then start defecating all over the circuit board.
Today, modern roaches are supe-rsized versions of their early beginnings.
Roaches don't detect taste with tongues, as people do, but instead use hairlike structures.