The act of two or more males spending an evening in a hot tub or jacuzzi together without any female counterparts present.
Erik invited the boys over for a night of man-tubbing and PBR.
A grockle tub is a derogatory term for a cruise liner.
That Grockle Tub has over 4000 passengers.
Instead of swimming in a pool or other large body of water naked, you go hot tubbing naked!
Ian: Hey Alice, you wanna go skinny tubbing with me? you know you do
Alice: Go fuck yourself *slaps*
When someone defecates grub size pieces of fecal matter into another persons tub. Similar to an upper decker, but more visibly noticeable. The fecal matter resembles a grub, slowly on its way down the reservoir that is the bath tub drain.
Dude, I totally left a tub grub in my roommate's bathroom. He's going to be so pissed if he ever finds out it's mine.
The funniest on stage performance you will ever see.Chicago Il
"Tears came out because it hurt to laugh anymore"
A hugely obese person, usually very greasy and not at all psychically fit.
"He's a fat tub of lard."
the placing of one's testicles into a vagina.
i was stoked that kathryn let me put my pups in the tub.