spend time using the social networking website Facebook:If the boss knew how much time you spent shopping online or Facebooking, do you think he or she would be happy?
[with object] contact (someone) via Facebook:Jean Facebooked me later
[with object] post (information or a piece of data) on Facebook:I just Facebooked the link to this video
Derivatives
Facebooker
noun
Origin:
early 21st century: from Facebook, the proprietary name of the social networking website.
Facebook in other Oxford dictionaries
Definition of Facebook in the US English dictionary