A particularly large dose of man fat applied liberally to the inside of a woman's beef curtains. Ideally needs to be enough for a fair amount of drippage
-a more sophisticated way of saying "sucking him dry". Basically, men are continually producing semen, and after several days the urge to cum becomes unbearable. So his gf/wife makes him ejaculate via fellatio/intercourse (the ejaculation is often both powerful and plentiful), then blows him for several more minutes, sucking out the rest of his love juice and swallowing it. The last steps are highly recommended to insure he is completely dry and empty.
-"Pipes" refer to the long, twisting canals of the interior male genitalia.
Daniel had gone to the East Coast to visit grad schools and did not get a chance to masturbate even ONCE during the trip. When he got back to Berkeley, Jamie, his fiancee, sensed he needed to shoot badly so she sat him down and immediately got to work cleaning out his pipes.
1. Jacking off to dispose of excess cum (if it has been awhile since you last fucked) 2. Jacking off earlier in the day when you will be fucking a hot broadlater (in order to last longer)