15 down
Sport
cut
short
leg
(3)
Sport cut short leg (3)
hints
0
checks
0
hints
The definition is at the end of the clue.
How the clue works
See leg at the end there — that's your definition, GAM being old slang for a leg. For the wordplay, take GAME as your sport, then "cut short" tells you to lop off the last letter, leaving GAM.