1 definition by Sarah Bunker

A friend who is used as a filler in social situations.

1. Having a party and inviting your filler friends just so there are more people, to make the party look more full.

2. Inviting a filler friend to a movie because you don't want to go alone.

"Hey I got an extra hockey ticket, ya wanna go with me?"
by Sarah Bunker October 26, 2008
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