look up any word, like bukkake:
 
2.
A big dick, a creamy vagina -- megasex.
Chris and Courtney had severe megasex last night.
by cjwright79 August 06, 2006
 
1.
The band famous for the hit song "First Grade Love"
look up "megasex first grade love" on Youtube
by Xtreme2252 August 13, 2009