[fence] {n.} Someone who deals in stolen property.

[filth (the)] {n.} The police (derogatory).

[fit] {adj.} sexually attractive (Afro-Carribean).

[fit up] A frame up.

[fiver] {n.} five pounds.

[flasher] {n.} Someone who indecently exposes oneself.

[flick] {n.} Motion picture, film. 'The flicks', the cinema.

[flog] {v.} Sell.

[flog a dead horse] {v.} 1. To continue talking about a […]

[flutter] {v.} (To have a flutter) To place a wager.