I. ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: catch (I) + weight
: the weight of a contestant in a sports event as he happens or chooses to be instead of as fixed by an agreement or by rule
many interesting bouts at catchweights — John Lardner
II. adverb
: without restriction or artificial handicap as to the weight of contestants in a sports event
to fight catchweight