Synonym: decline, droop, fade, fall, go down, lower, pine, settle, slump, submerge, weaken. Antonym: float, rise. Similar words: link, pink, think, blink, brink, shrink, link up, drink to. Meaning: [sɪŋk] 
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 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 4. a covered cistern; waste water and sewage flow into it. v. 1. fall or drop to a lower place or level 2. cause to sink 3. pass into a specified state or condition 4. go under, "The raft sank and its occupants drowned" 5. descend into or as if into some soft substance or place 6. appear to move downward 7. fall heavily or suddenly; decline markedly 8. fall or sink heavily 9. embed deeply.
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 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 4. a covered cistern; waste water and sewage flow into it. v. 1. fall or drop to a lower place or level 2. cause to sink 3. pass into a specified state or condition 4. go under, "The raft sank and its occupants drowned" 5. descend into or as if into some soft substance or place 6. appear to move downward 7. fall heavily or suddenly; decline markedly 8. fall or sink heavily 9. embed deeply. 
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211. He took a comb from the pocket of his suit and stood at the sink.
212. As the kettle began to boil, she realised that the mugs she needed were stowed beneath the sink.
213. She sat her on the counter beside the sink and combed back her thin hair.
214. Thoughts are like an open ocean, they can either move you forward within its waves, or sink you under deep into its abyss. Anthony Liccione 
215. There was a stainless-steel sink, and a mirrored medicine cabinet.
216. As the sink empties, all of its water passes through the spiral.
217. Clamp it between the two parts of an algae magnet and sink it to the bottom of the tank.
218. Furthermore, women are not tied to the kitchen sink in the way often caricatured by feminist writers.
219. Take them home and wash them in the sink to bring out their richest color.
220. I take the mug out to the cloakroom and tip the dusty brown nothingness away down the sink.
221. Aunt Hortense: Babsy Hepworth's bronzes, everything but the kitchen sink.
222. Even then, it takes an extraordinary amount of opposition to sink a nominee.
223. He had taken a key from his pocket and opened a cabinet above a dry sink in the back of the cabin.
224. Sullivan opened the bathroom cabinets and checked beneath the sink, smiling at the neatness of his theory.
225. The baths,(sentencedict.com/sink.html) kitchen sink and children's wash basin have conventionally sized traps and wastes.
226. I heard his voice, rough with fatigue, as he showed the net-men where next to sink the drags.
227. The sun trembled for an instant on the edge of the distant hills, then started to sink behind them.
228. He opened his recruitment consultancy in January 1991, just as the recession was revealing the depths to which it could sink.
229. Single drainer stainless steel sink unit with drawer and cupboard under.
230. So save pounds on expensive waste disposal units by strapping Rover under your sink.
231. As the eggs sink to the bottom they are guided towards the centre, where the aeration sweeps them upwards again.
232. I bet Barrow was choked, he smiled to himself as he emptied stale tea leaves from the pot into the sink.
233. She goes on to make two great passes, two assists, and then sink another three-point basket.
234. Meg took the coffee cups to the sink and fetched a tablecloth from the dresser.
235. Smothering the world with efficient carbon sink plantings, such as eucalyptus and genetically modified poplar, is an anathema.
236. Kirov felt it with his fingertips and rapped his knuckles against the main body of the sink unit.
237. Tillman wondered, drying his hands on the curtain above the sink.
238. The country seemed to sink into a depression, just as he thought it would.
239. I played with him, I carried him around the garden, I changed his diapers and bathed him in the sink.
240. Above: Made-to-measure hot water cylinder fits neatly under sink, hidden by cupboard doors.