(Source: London Evening Standard)
"sly about" ⇒ the letters of "sly" surrounding something
"me getting money" ⇒ the letters "me" getting (added to) "money" ⇒ Given the source, money is the British Pound ⇒ symbol for the British Pound? ⇒ "£" ⇒ which is a stylised "L" ⇒ so "mel"
General meaning ⇒ something that is "distinctly fishy"
Put it all together, you get:
Answer ⇒ smelly