bust out laughing

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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. © 2015 Farlex, Inc, all rights reserved.

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. © 2002 by The McGraw-Hill Companies, Inc.