Club swam the Serpentine (4,3)
'club' is the definition.
(West Ham United football club)
'swam the serpentine' is the wordplay.
'serpentine' is an anagram indicator (a twisting or serpentine form of the letters).
'swam'+'the'='swamthe'
'swamthe' anagrammed gives 'WEST HAM'.
(Other definitions for west ham that I've seen before include "The Hammers F.C." , "London football side" , "East London football team" , "London FA team" , "The new stadium (anag)" .)
'club' is the definition.
I don't know anything about this answer so I can't tell whether this works.
'swam the serpentine' is the wordplay.
'serpentine' is an anagram indicator (a twisting or serpentine form of the letters).
'swam'+'the'='swamthe'
'swamthe' with letters rearranged gives 'WESTHAM'.
Can you help me to learn more?