verb/tɾonˈt͡ʃaɾ/
to snap off; to crack, to split; to laugh out loud, to crack up (usually used in the expression troncharse de risa)
“tronchar una rama” — snap off a branch
Synonyms: troncharse de risa
Inherited from Vulgar Latin *trunculāre or from troncho, from Latin trunculus.