We add new games every day He drives like crazy once he's out on the highway. The meaning of crazy is not mentally sound
Marked by thought or action that lacks reason Idioms with great speed or recklessness How to use crazy in a sentence.
Crazy adjective (interested) [ after noun ] used for saying that someone thinks about something all the time or wants it very much, in a way that some people might think is extreme: One who is or appears to be mentally deranged To them she is not a brusque crazy, but 'appropriately passionate' (mary mcgrory). See examples of crazy used in a sentence.
We shopped like crazy and bought all our christmas gifts in one afternoon