Steal the strangely fit people (8)
I believe the answer is:
athletes
'steal the strangely fit people' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for athletes that I've seen before include "They engage in physical exercises and sports" , "Eels that are good at sports" , "Steal the strangely fit people" , "Sports contestants" , "Sportsmen and women" .)