mutuality

one of the coolest features of facebook. another way of saying the number of mutual friends you have with someone. considered by Facebook© to be an accurate indicator of how good friends you will be with somebody, although often it's not the case in real life.

Chart!

1-5 mutual friends — decent
6-20 — fair/good
21-100 — strong
>100 friends — very strong
>>1000 — soulmate
0 — no mutuality

Dude 1: Dana and I have like 221 mutual friends together on facebook. it is evident our mutuality bonds us together

Dude 2: I have like 987 mutual friends with Bob, but I don't want to "friend" him because we've never actually talked in real life