laugh your head off

laugh (one's) head off

To laugh uproariously or hysterically. Your jokes are perfect for your speech tonight. You'll have them laughing their heads off! I'm telling you, Mark's boyfriend is hilarious! He had me laughing my head off when I met him.
See also: head, laugh, off

laugh one's head off

Fig. to laugh very hard and loudly, as if one's head might come off. (See also cough one's head off. Fixed order.) The movie was so funny I almost laughed my head off. I laughed my head off at Mary's joke.
See also: head, laugh, off

laugh your ˈhead off

laugh very loudly and for a long time: If old Mr Bradley could see you now he’d laugh his head off. OPPOSITE: cry your eyes out
See also: head, laugh, off
References in periodicals archive ?
The only message from this show is laugh your head off.
Not the kind to make you laugh your head off anyway.
Someone comes along, tells the joke badly--you laugh your head off.