bust out laughing

bust out laughing

To start laughing suddenly or uncontrollably. The kids busted out laughing when the clown fell down on stage.
See also: bust, laugh, out
Farlex Dictionary of Idioms.

bust out laughing

Fig. to start laughing suddenly. Bust is a nonstandard form of burst. I busted out laughing when I saw him in that get-up. The bridegroom was so nervous, it was all he could do not to bust out laughing.
See also: bust, laugh, out
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • burst out laughing
  • be laughing up (one's) sleeve
  • be laughing up your sleeve
  • rolling on the floor laughing
  • sleeve
  • laugh away
  • laugh away at
  • be laughing your head off
References in periodicals archive
FIRED: Patsy' BUST OUT LAUGHING: Patsy takes the mickey out of Lea