Buttchuck 

A person, oftentimes a young male, who whines incessently too the point of driving those around them crazy. Oftentimes the whining is accompanied by extreme stubbornness and a refusal to admit when one is wrong.

Ex. The buttchuck refused to do his homework, instead, for ten minutes he listed all of the reasons he shoudn't.

Buttchuck by 101N January 12, 2009

buttchuck 

The ultimate insult you could bestow upon anyone who talks bullshit all the time. as a double whammy this word also means the explosive matter that could come out of the ass at such great speeds that it seems like your arse has been out drinkin to much last night.

Example 1;

Person 1: So I saved the entire population of Ireland with a string and a folk!

Person 2: Bullshit you did you buttchuck!

Example 2;
Man I had the biggest buttchuckin session last night!

buttchuck by Edens Shadow January 16, 2008

buttcheek on a stick 

A famous vine of a kid after getting slapped. As to not break the swearing rules, he instead uses this phrase.

Mothertrucker, dude, that hurt like a buttcheek on a stick!

buttcheek on a stick by maiapond June 20, 2016

buttcucked

When your significant other gives their ass up to other people, but won't let you so much as caress it.

Lauren really buttcucked me this weekend. She was telling me about how her ex used to toss her salad, but she won't even let me stick a thumb in it. Wtf bro?

buttcucked by Don Juan Dinero January 6, 2019

buttcrack coolidge 

Noun - a person who exposes their buttcrack in public, likes to steal stuff off porches to support their crack and meth habits, a does it in a cool climate during the cold months.

Verb - The talented act of inserting crystal meth into your buttcrack to make it cold.

Noun - That hater Carol was such a buttcrack Coolidge for stealing my Christmas decorations.

Verb - Give that ice a buttcrack Coolidge so the haters can get a fresh tasting jail burrito.

buttcrack coolidge by Grand Firctionary March 30, 2017

Buttcrack of dawn

Very very early in the morning, right before the crack of dawn.

God I'm tired, that damned dog woke me up at the buttcrack of dawn

Buttcrack of dawn by Blake November 11, 2002

Buttcheeck Planet 

Traditional ceremonial folk lore lyric and song amongst Ohio, US based computer programmers. This song is performed for friends and family around the age of 3 years old. This ritual is not understood by lay people, often including witnesses to the young future-programmers performance. Nonetheless, this geographically Walmart-adjacent rite of passage is sacred amongst programmers from Middle America.

“Buttcheeck planet.”
“Buttcheeck planet starts slow, and ends with a sweaty forehead.”

Buttcheeck Planet by Zaak Orlando February 23, 2019