Trademark.
- the brand name of a social media service and website, launched in 2004.
verb (used with object)
- to communicate with (a person) or search for information about (a person) by using Facebook: My old boyfriend just Facebooked me. His future employer Facebooked him and decided to withdraw the job offer.
- to post on Facebook: I facebooked some photos of my cat. You should Facebook the event so more people will show up.
verb (used without object)
- to use Facebook: Does your mom Facebook?
noun trademark
- a popular social networking website
verb
- (tr; sometimes not capital) to search for (a person’s profile) on the Facebook website
directory listing names and headshots, by 1983, originally U.S. college students, from face (n.) + book. The social networking Web site dates from 2004.