boogerang
A booger that when flicked makes a U-turn in mid-air and hits you unexpectedly.
I once attempted to launch a big wet one at that guy, but it turned into a boogerang and landed in my eye.
boogerang
When you try to flick a booger out of your car window but the wind blows it back in
“I tried to get rid of a booger, but it turned into a boogerang and landed on my baby’s face”