When during a sloppy blowjob the blower gags twice then vomits profusely, whilst tossing their head back, either causing a mess or an orgasam. The 4 Billion referring to how many nightmares the blowee will be having.
"Damn bruh last night my girl gave me the Double Glob Glob 4 Billion with "Toss Back™" Action".

"Really?"

"Yup. I took her off my life insurance."
by DG7205 October 29, 2020
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