Verb- When you are receiving fellatio and right before ejaculation, the person sucking shoves two fingers in your ass while folding your legs up over your head and making you cum in your own face.
That slippery bitch had me folded over giving me a cum-humbler before I even knew what was happening.

Past tense- I almost lost an eye when that ungrateful snatch cum-humbled me.
by Mabel Scartooney December 6, 2018
Get the Cum-humbler mug.