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1.
the orgasm which follows the first in a multiorgasmic woman
My girlfriend was having one moregasm after another.
by CB Smith October 26, 2004
 
2.
The period of intense arousal that comes with realizing that there is more of a given food item available than previously thought.
Ben: "What took you so long at White Castle last night. You were there for ever."

Jimmy: "Dude, I had the craziest moregasm when I realized I had enough money for another burger."

by Phi Slamma Jamma March 13, 2008
 
3.
When a girl is having an extreme orgasm and keeps asking for more.
Oh Johny give me more! I want to have a moregasm!!
by imnotme January 20, 2010
 
4.
When two gay men are having sex and another gay man walks in at the same time and says , "Room for one more?" and the other two reply, very flamboyantly, "Moregasm!"
Moregasm!
by Schilchus January 28, 2011