Writing a post of a songs lyrics on your page. Or having someone do the lyrics with you like a duet.
Dude, we should Facebook sing lighters. I'll do eminen's part, you do the other dude's part and I'll get someone else to do Bruno mars's part. Let's do it on Ashley's page.
by Imma rock U March 6, 2012
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The practice of, when you see a song lyric on Facebook or another social networking website, singing the next lyric. Usually someone will add a third, then a fourth, and so on.

(originally coined by Sethual Chocolate)
Jeff Smith says I believe I can fly

John Jones says I believe I can touch the sky

Kim German says I think about it every night and day

Phyllis Seymour wants to spread my wings and fly away

Andrew Rickenbacker just doesn't understand all this facebook singing.
by Yet Another Josh Cohen November 14, 2008
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