rude slang An initialism of "like I give a flying fuck," indicating that one does not care at all (about something). Used primarily in online communications, such as forums, chat rooms, social media, etc. A: "Don't you care that this legislation will hurt people" B: "LIGAFF about people's problems. This is what my business needs to survive." A: "Mark told me today that he's heartbroken since you two broke up." B: "Pfft, LIGAFF. He's the one who cheated on me. We're thru."
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.