the product or a facebook rumor concerning two people messaging often, leading to suspicion that they are dating.
John: Did you hear about Eric and Lizzie on Facebook?

Sarah: No, what happened?

John: They've been on each others walls so much, it seems like they're having a facebook baby
by GandalftehWhite March 8, 2009
Get the facebook baby mug.
the invisible yet all-powerful shield that protects all babies the pictures of whom have been posted on facebook from any negative comments, no matter how ugly the babies really look.
A: look at this picture of her daughter - that is one ugly baby.
B: yea, but there are 10 comments underneath that picture claiming this is the cutest baby ever.
A: facebook baby shield at work again.
by wazupyo June 3, 2010
Get the facebook baby shield mug.
A baby of two people who met on Facebook.
"Alicia is our Facebook baby. He first poked me in January, and I moved in with him that same month, and she was born in October"
by Tochterlieber March 24, 2017
Get the facebook baby mug.
When two persons meet each other thru facebook mostly ending in meeting up on a date or hookup resulting in a future facebook baby.
Chad : my parents met at the fair,what about you billy?

Ned: my parents met at a restaurant parking lot.

Jessie : ned your parents lying ,my mom knows your parents and told me youre a facebook baby like me .
by Pussylicker6677 September 21, 2018
Get the Facebook Baby mug.
Use of babies in photographs to emphasize that one's relationship status is definitely not 'single', or, if one is single, see baby cock block.
See Facebook for examples of the Facebook baby shield.
by Alleycat420 June 4, 2010
Get the Facebook baby shield mug.