Close friend (3)
'close friend' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for pal that I've seen before include "Crony" , "Close friend" , "Buddy, chum" , "China" , "Brother" .)
(Other definitions for bro that I've seen before include "who may have a 28 [SIS]?" , "Sis's sibling?" , "US form of address" , "somewhere one feels close to" , "American greeting" .)
(Other definitions for mate that I've seen before include "Perhaps the wife" , "Finish game" , "Spouse or informal friend" , "Officer below master on a commercial ship" , "Companion, wife" .)
'close friend' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for chum that I've seen before include "Salmon" , "Good friend" , "Close friend (colloq.)" , "Pal, mate" , "Informally, a close friend" .)