Pole tossed in Highland Games (5)
I believe the answer is:
caber
'pole tossed in highland games' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for caber that I've seen before include "Pole hurled in Highland Games" , "Thrown tree trunk" , "Pole thrown" , "Pole tossed as a test of strength" , "Scots projectile" .)