Sign up for the army (6)
I believe the answer is:
enlist
(Other definitions for enlist that I've seen before include "Enrol in the services" , "Join the armed forces" , "Register" , "Join up, sign on" , "augment army" .)
I believe the answer is:
enlist
(Other definitions for enlist that I've seen before include "Enrol in the services" , "Join the armed forces" , "Register" , "Join up, sign on" , "augment army" .)