Top definition
Stands for New Facebook Fuck Up.
When you intend on replying to someone's wall post and you end up updating your status instead.
Jacob: Damn! I meant to reply to your post but I pulled a NFBFU!
Megan: You're ridiculous.
by MustangLife May 04, 2009
Get the mug
Get a NFBFU mug for your daughter Helena.