Approach with caution! (6)

I believe the answer is:
beware
(Other definitions for beware that I've seen before include "See 18" , "Wee bra (anag)" , "Word of warning" , "Be alert for dangers" , "Archaic injunction to be careful, look out" .)
I believe the answer is:
beware
(Other definitions for beware that I've seen before include "See 18" , "Wee bra (anag)" , "Word of warning" , "Be alert for dangers" , "Archaic injunction to be careful, look out" .)