sexmergency 

n. pl. sex·mer·gen·cies
1. A serious situation or occurrence involving sex that happens unexpectedly and demands immediate action.
2. A condition of urgent need for action or assistance regarding sex: a state of sexmergency.
adj.
For use during sexmergencies: sexmergency condom supplies.

Guy to his roommate: "Dude, you've gotta let me use the room tonight, it's a sexmergency!"

sexmergency by 'antha September 10, 2007

shemergency 

an unfortunate occurance that is both uniquely feminine in nature and very urgent.

Janice, cover for me! I'm having a shemergency and need to buy some tampons and Shout wipes ASAP!

shemergency by Alana Post September 11, 2005

Submergency 

An underwater emergency
To be under water, AND in an emergency.

The shark caused total submergency!

Submergency by Cobalt65 January 26, 2008

Shimergency 

An event in which someone will stop doing anything because they need to drop a deuce within the next 30 seconds whether they're ready or not.

PERSON 1: "Why did Ron jump off the mechanical bull so quickly and waddle over to the bathroom?"

PERSON 2: "Those street tacos he ate earlier in Tijuana gave him a shimergency."

Shimergency by Nick, the Mob Stopper May 19, 2008