British money (6)
'british money' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for sterling that I've seen before include "British coinage" , "banking standard" , "UK money" , "Excellent - British money" , "Of the highest qualiy" .)
(Other definitions for pounds that I've seen before include "Hammers" , "Crushes or beats with repeated blows" , "Imperial measures and currency" , "Cash" , "Weights; coins" .)