mq Share definition Flag russian abbreviation for «mamke q» («hi to your mom»). used mostly in online games like cs go, minecraft or sa-mp by schoolboys who are very toxic -"You are hella stupid wtf are u doing?!" -"mq" mq by lame russian November 8, 2020 0 0 Get merch Get the mq mug. Buy Now — $32.95 See more merch