Home : Chat Slang : GJ GIWISI | GJP Tweet GJ Meaning Good job Type Acronym Rank ★ ★ ★  Common Usage Online Only (chat, messaging, e-mail) Comments Often used in online gaming, along with GG. Might be used during gameplay or after a game has ended. Updated December 19, 2012 All "G" Chat Slang Chat Slang Home Print