A phrase derived from the phrase, “boom boom” which means to go poop
Boom boom buttcheeks is used to refer to somebody’s diarrhea or great number of smelly farts
The difference between “boom boom” and “boom boom buttcheeks” is that “boom boom” is a temporary thing. When sombody goes boom boom, they take a few minutes to poop and are done. When somebody has boom boom buttcheeks, their buttcheeks are characteristic for going boom boom. Or in other words - as stated above - boom boom buttcheeks is another word for diarrhea
Boom boom buttcheeks is used to refer to somebody’s diarrhea or great number of smelly farts
The difference between “boom boom” and “boom boom buttcheeks” is that “boom boom” is a temporary thing. When sombody goes boom boom, they take a few minutes to poop and are done. When somebody has boom boom buttcheeks, their buttcheeks are characteristic for going boom boom. Or in other words - as stated above - boom boom buttcheeks is another word for diarrhea
Don’t go over to Jeff’s house today. His sister has had boom boom buttcheeks all day, making his house smells like a port-a-potty
by Doge With a Rose February 13, 2022
Get the Boom boom buttcheeksmug. "Chi-Boom Boom!"
by mike-Ox.long July 30, 2024
Get the chi-boom boommug. 
Person 1: OMG THE SKY IS GOING SHITTY SHITTY BOOM BOOM!
Person 2: OMG NO WAY!!!
*turns out the world is just Mr. Cox's fat body and its explodes so hard everyone ends up on the moon*
Person 2: OMG NO WAY!!!
*turns out the world is just Mr. Cox's fat body and its explodes so hard everyone ends up on the moon*
by agagagcatcat July 30, 2025
Get the Shitty Shitty BOOM BOOM!mug. by IPromiseToDoWhatIPromised May 28, 2025
Get the <.7.9.7.6.>All I Say Is Boom Boom Boom<.7.9.7.6.>mug. 
by thnkhrd22 January 20, 2009
Get the Boom Boom Mushmug.