That same mindset can apply to socialising: like... your girls are going to karaoke and you're not the singing type? JOMO! You're on vacay and someone suggests scuba-diving while you'd rather lay on the beach?JOMO! Geddit? The idea is that when your pals are saying "It'll be soooo fun, " you have the guts to nicely teel them, "I'd rather not.