[plural] [noun]Rocks are a line of large stones sticking up from the ground or the sea.The storm forced the ship onto the rocks.I found him sitting on the rocks along the shore.(informal) If something is on the rocks, it is likely to fail soon.I think their marriage is on the rocks.If you have an alcoholic drink on the rocks, you have it with lumps of ice.I'll have a whisky on the rocks, please.(taboo slang) To get your rocks off is to have sex.
ROCKS
Meaning of ROCKS in English
Cambridge English vocab. Кембриджский английский словарь. 2012