look up any word, like hipster:
 
1.
The act of viewing a film through a projector on a screen while in bed.
Screw the drive-in let's have a bedin.
by Flip 'N Irish June 17, 2011
 
2.
a sex session in which several partners take part.
Let's have a bed-in.
by uttam maharjan March 13, 2010