Definitions by YoMeg

pump and dump 

If a new mother wants to drink, but is breastfeeding her baby, she can 'pump' the milk that has alcohol in it and 'dump' / get rid of it.

Sally: "I can't drink until baby John is weened"
Maggie "Come one girl, drink tonight and just pump and dump in the morning"

pump and dump by YoMeg June 4, 2007