mass erection 

1. When someone gets a super stiff boner from playing Mass Effect 1, 2, or 3 and/or looking at one of the many female characters or their respective sex sences.

2. A person who gets a hard-on from playing any of the Mass Effect games.

man looking at Liara's ass give me such a mass erection

mass erection by drity_d December 12, 2012

Mass Erection 

When someone sends a NSFW message in a group chat, it causes "mass erections". It's basically a lot of people getting erections at the same time due to the NSFW message/post.

-Chat admin: NSFW materials are prohibited in this chat, please refrain from sending media that will cause mass erection in members.

Mass Erection by Hadi Poker Face August 12, 2017

Coronal Mass Ejection 

When your ready to to blow your load you pull out and cum on their head.

Last night I was banging this chick and when I was getting ready to bust a nut I pulled out and gave her a coronal mass ejection. It was epic.

Coronal Mass Ejection by The real Satan's Helper February 6, 2015

Coronal Mass Ejection 

A huge, loud ass cough.

Excuse me, I just had a Coronal Mass Ejection.

Coronal Mass Ejection by NihilegoBuil October 20, 2020