Definition of sink noun from the Oxford Advanced American Dictionary

 

sink

 noun
noun
NAmE//sɪŋk//
 
 
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a large open container in a kitchen or bathroom that has faucets to supply water and that you use for washing dishes in, or for washing your face and hands in Don't just leave your dirty plates in the sink! I felt chained to the kitchen sink (= I had to spend all my time doing jobs in the house). the bathroom sink
See the Oxford Advanced Learner's Dictionary entry: sink