dying bug Share definition Flag The position of lying on one's back, hands and legs bent upwards and twitching in the air, like you've just been sprayed with insect killer. Hey Ginny, get off your freakin back, you look like a dying bug for God's sake. dying bug by Newman S. November 29, 2011 0 0 Get merch Get the dying bug mug. Buy Now — $32.95 See more merch