by OopsIJustShitMySelf September 05, 2019

Mixing one's cum with sand, cement, and gravel that creates a form of concrete with cum instead of water. Great for building, just not for one's family or friends.
Damn bro, y'all are using concrete to pave roads, while I'm using cumcrete. Yeah, I was banned from the sperm bank.
by W E E N S U C C September 15, 2019

To cum in a girl resulting in a kid and your staying in the relationship or having to create one because of morals.
by CocoamMist<3 January 19, 2022

by Fibonaccispiralman March 03, 2016

After ejaculating, semen is left inside the urethra. After some time, this seminal fluid hardens causing disturbed urinary patterns.
by Jackstain October 12, 2009

My roommate is a bastard. He left cumcrete on the bathroom counter by the toilet. I thought it was toothpaste until a tried to wipe it up with a wet cloth and almost puked from the smell.
by Dr. Robstew December 19, 2012
