A facebook minority is the person who comments on a large stream of comments made by one race, but is of another race themselves.
A common occurrence for a facebook minority:

Elizabeth Kim: cute pic!! ~~
Thomas Lee: lolwut is that richie in the background?
Richard Chang: stfu I was playing starcraft!
Yoohan Zhang: lol ur both n00bs
La'kwandah Jackson: YOOO maAamIi, dayum u lookin' hella good. !
Rachel Huang: 漢字仮名交 ! ! !
by Dave Newton September 5, 2011
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