Sink - Definition

n 1: plumbing fixture consisting of a water basin fixed to a
wall or floor and having a drainpipe
2: (technology) a process that acts to absorb or remove energy
or a substance from a system; "the ocean is a sink for carbon
dioxide" [ant: source]
3: a depression in the ground communicating with a subterranean
passage (especially in limestone) and formed by solution or
by collapse of a cavern roof [syn: sinkhole, sink,
swallow hole]
4: a covered cistern; waste water and sewage flow into it [syn:
cesspool, cesspit, sink, sump]
v 1: fall or descend to a lower place or level; "He sank to his
knees" [syn: sink, drop, drop down]
2: cause to sink; "The Japanese sank American ships in Pearl
Harbor"
3: pass into a specified state or condition; "He sank into
nirvana" [syn: sink, pass, lapse]
4: go under, "The raft sank and its occupants drowned" [syn:
sink, settle, go down, go under] [ant: float,
swim]
5: descend into or as if into some soft substance or place; "He
sank into bed"; "She subsided into the chair" [syn: sink,
subside]
6: appear to move downward; "The sun dipped below the horizon";
"The setting sun sank below the tree line" [syn: dip,
sink]
7: fall heavily or suddenly; decline markedly; "The real estate
market fell off" [syn: slump, fall off, sink]
8: fall or sink heavily; "He slumped onto the couch"; "My
spirits sank" [syn: slump, slide down, sink]
9: embed deeply; "She sank her fingers into the soft sand"; "He
buried his head in her lap" [syn: bury, sink]