laugh (oneself) silly(redirected from laughed themselves silly)
laugh (oneself) silly
To laugh extensively, perhaps to a point of giddiness. I love getting together with my childhood friends because we always seem to laugh ourselves silly.
laugh oneself silly
Fig. to laugh very, very hard. I laughed myself silly when I heard that Steven was really going to give the graduation address.
laugh yourself silly (or sick)laugh uncontrollably or for a long time.
ˌdrink, ˌlaugh, ˌshout, etc. yourself ˈsilly(informal) drink, laugh, shout, etc. so much that you cannot behave in a sensible way: Everyone was too busy laughing themselves silly to notice her quietly leave the room.
See also: silly