TRAP n. 2 definitions
A bend, sag, or partitioned chamber, in a drain, soil pipe, sewer, etc., arranged so that the liquid contents form a seal which prevents passage of air or gas, but permits the flow of liquids.
WASH n.
Substances collected and deposited by the action of water; as, the wash of a sewer, of a river, etc. The wash of pastures, fields, commons, and roads, where rain water hath a long time settled. Mortimer.
WOOD n.
Zoöl.), the drill. -- Wood betony. (Bot.) (a) Same as Betony. (b) The common American lousewort (Pedicularis Canadensis), a low perennial herb with yellowish or purplish flowers. -- Wood borer. (Zoöl.) (a) The larva of any one of numerous species of boring beetles, esp. elaters, longicorn beetles, buprestidans, and c…