Dollar (4)
'dollar' is the definition.
(slang)
This is all the clue.
(Other definitions for buck that I've seen before include "Male rabbit, deer etc" , "Male - resist" , "Male hare" , "US cash" , "oppose > foreign money" .)
'dollar' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for one that I've seen before include "time" , "Identical; number" , "Unity" , "joke" , "Half of two" .)