(Britain) A council estate characterised by high levels of economic and social deprivation, often associated with high crime rates.

(informal) Something that consumes a great deal of time, usually with little benefit; a waste of time.

plural of time sink

plural of heat sink

(idiomatic) Something which is doomed; an impending debacle; an ongoing disaster.

A feeling of uneasiness or apprehension.

A small receptacle kept beside a kitchen sink to hold utensils, cleaning materials or kitchen waste.

plural of kitchen sink

Used other than figuratively or idiomatically: see kitchen, sink. A sink in a kitchen used for washing dishes and preparing food.

plural of sink trap