fall about

US /fɔːl əˈbaʊt/
UK /fɔːl əˈbaʊt/
"fall about" picture
1.

morirse de risa, partirse de risa

to laugh uncontrollably

:
The comedian was so funny, we were all falling about.
El comediante era tan divertido que todos estábamos muriéndonos de risa.
Every time he told that joke, people would just fall about.
Cada vez que contaba ese chiste, la gente simplemente se moría de risa.