When someone cums in your anus and you let it dry inside you and then pull it out and substitute it for sugar on your morning cereal
by @youngmoneyrhuggler November 16, 2017
Get the butthole crustmug. Mutual crust is formed when you don't pull out after sex and fall asleep. Body fluid from both parties join and dry to form mutual crust all over their private parts.
Jack and Jill woke up Saturday morning and were stuck together by their mutual crust. They had to waddle to the shower together to free themselves of each other.
by jizzum baptism February 23, 2018
Get the mutual crustmug. by fruckrer July 31, 2022
Get the sus crust superspinemug. “Becky knows that Greg is persnickety about grammar and yet she on purposefully riles him up by mismatching lose and loose. She a total Crust Girl.”
by RackHansen April 27, 2022
Get the Crust Girlmug. by Dyne Willow Work February 2, 2021
Get the Upper Crustmug. by Owens97 August 9, 2015
Get the stuffing the crustmug. me: i ate a mosquito
friend: WHAT
me: yum
friend: what did it taste like
me: taste like crust toe boog web
friend: broo gimme some that sounds yummy
friend: WHAT
me: yum
friend: what did it taste like
me: taste like crust toe boog web
friend: broo gimme some that sounds yummy
by fish in a bucket September 14, 2020
Get the crust toe boog webmug.