when two homos shave their balls, each take a pat of "Land o' Lakes" butter, melt em down then smear it on their balls, then rub balls with each other.
"Yo I thought Nathan and Jimmy were two straight up dimoldenburgs until I walked in on them doin a nutterbutter...
The act of cumming in a woman's anus immediately pulling out your dick and swapping to the 69 position of eating out the woman as she sucks the excess cum and other substances off your dick.
Guy One "Dude, i did a NutterButter69 With my girlfriend last night."
Guy Two "Nice, but remember it just inst the same if you do it in the shower."
The mystical buns of the horse-faced Benedict Cumberbatch. They were shown nude in a film, and there are now countless gifs of the elusive "cumberbutt"