Top Definition
A person who is a friend, only when your other friends are not present.

Also referred to as a "number two". Any social networking site has a Top Friends, and the number is your next best friend.
"Well, John isn't here, so I guess I'll have to talk to my fill-in friend."

"Amy had to go to the concert, so I guess it's just me and the number two."
NOT a fill-in friend. tarafından 3 Mayıs 2009, Pazar
5 Words related to fill-in friend

Ücretsiz Günlük Email

ücretsiz Günün Sokak Argosunu her sabah almak için aşağıya email adresinizi yazın

Emailler, adresinden gönderilir. Asla spam mail göndermeyiz.