laugh your head off
US /læf jʊər hɛd ɔf/
UK /læf jʊər hɛd ɔf/

1.
dubbel liggen van het lachen, keihard lachen
to laugh very loudly and for a long time
:
•
The comedian was so funny, we were all laughing our heads off.
De komiek was zo grappig, we lagen allemaal dubbel van het lachen.
•
I told him a joke and he started to laugh his head off.
Ik vertelde hem een grap en hij begon keihard te lachen.