v.To hide any objects that you would rather your girlfriend not see. These objects usually include porn, childish things (dolls, small toys, etc), and Pokemon memoribilia. You can girlfriend-proof your car, room, house, and really just about anything. Similar to [parent-proof]
> Mitch: Hey man want to play me in a Yu-Gi-Oh match?
> Mike: Sorry dude I just got done girlfriend-proofing my room. All my cards are in a shoebox under my bed.
> Mitch: Oh alright. Hey, did you remeber to take down your Justin Timberlake poster?
> Mike: Oh shoot. Thanks for reminding me. I'll get home and take care of that right away.