Talk about something sexual in nature particularly as it relates to ones performance thereof.
What kind of sex are you guys into? Response "You don't really expect me to discuss the plumbing do you?"
Just because someone has all of da "Thomas the Tank Engine" episodes on VHS/DVD and/or owns a large model-railroad layout doesn't mean dat he's actually "plumb locomotive".
The act of putting ones balls into the mouth of somebody with no teeth!
I gave your nan a good plumb gumming last night
A thumb plumb is when there is a lump of shit left on the thumb after thumbing an arse.
Holy shit, you should have seen the size of the thumb plumb she left.
Laquisha sayz we need some jungle plumbs for the family reunion.
An american english derrived turn of phrase , spoken with a britsh accent to state the fact that your friend, or your friends' friend is oxymoronically "fucking dumb"
I must say joe that rose of yours isn't the brightest in the box. She acts like shes Plucking Plumbs
To take a massive dump at a friends house, testing how well their porcelain can handle it.
"Mind if I test the plumbing in your house? I haven't shit in a week"