pheasant plucker
noun a 'pleasant fucker'. A popular Spoonerism that is also part of the well-known tongue-twisters: 'I'm not a pheasant plucker / I'm a pheasant plucker's son / And I'm only plucking pheasants / 'Til the pheasant plucker comes' and 'I'm not the pheasant plucker / I'm the pheasant plucker's daughter / And I'm not plucking pheasants / When some pheasant plucker oughta'. Often used ironically with the sense 'unpleasant fucker'
UK, 1973