Bum Pump

A Pump Like Instrument, That Is Used For Clearing Out Ones Rectum, Prior To Anal Sex.

John: Ima Do Her In The Arse Later.......

Tom: Make Sure She Bum Pumps First, Otherwise, She Will, Without A Doubt, Dirty On Your Cock Stick...

by Buperter August 06, 2011

bum-pumping

A male who pokes another males ass relentlessly with his piece

Mike was bum-pumping Liam

by 7841sugnuf May 26, 2010