Gear up (4)
I believe the answer is:
prep
(Other definitions for prep that I've seen before include "Homework (abbr.)" , "School work done outside lessons" , "Homework (abbrev.)" , "warm-up race" .)
I believe the answer is:
prep
(Other definitions for prep that I've seen before include "Homework (abbr.)" , "School work done outside lessons" , "Homework (abbrev.)" , "warm-up race" .)