A black suit (6)
'a black suit' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for clubs that I've seen before include "Heavy sticks; association" , "Societies" , "Suit (in cards)" , "black suit" , "woods, for example" .)
'a black suit' is the definition.
(I've seen this in another clue)
'black suit' is the wordplay.
'black' becomes 'spade' (spade is a kind of black).
'suit' becomes 's' (this could be a standard abbreviation I've not previously seen).
'spade'+'s'='SPADES'
Can you help me to learn more?
(Other definitions for spades that I've seen before include "They may turn up" , "trumps sometimes" , "those getting soiled?" , "Suit in pack of cards" , "dark suit" .)