Get tips from Tiger Woods in golf (4)
I believe the answer is:
twig
'get' is the definition.
(both can mean to understand or realise)
'tips from tiger woods in golf' is the wordplay.
'tips from' says to take the initial letters (letters on tips of the word).
The initial letters of 'tiger woods in golf' is 'TWIG'.
(Other definitions for twig that I've seen before include "bit of stick" , "Suddenly see - bit of a tree" , "A small branch - cop on?" , "Only a minor branch" , "Tiny end of branch" .)