Extremely, entirely, absolutely. The correct spelling of the word as it is used, especially in the Deep South, is plumb, not plum.
That dog ran so fast after the rabbit, he was plumb exhausted.
The reproductive system (gender neutral).
She went to the OB-GYN to have her plumbing checked out.
Generic term for the bars of a jail cell
The plumbing in this joint consists of at least 1" hardened steel.
Seen in Half-Life 2 when one gets smacked upside the head by a flying toilet.
Half-Life 2 Deathmach rules
an extraordinarily large set of nuts that resemble two plums swaying gingerly in a latex glove.
i stopped pumpin the bitch, but my nuts kept swayin like a pendulum from my nacho to her gut
Wearing one's pants so low as to display one's asscrack. Derived from the state of many a fat plumber's pants.
Dude, pull up your pants you're plumbing.
A simpleton, dunce or idiot. Sometimes used in London.
"Eric's just fallen down the stairs... what a plumb!"