Having discolored, sickly looking, almost zombie-like complexion suggesting a compromised immune system in which the person has injected Trump's untested Operation Warp Speed shots, plus the two boosters, hence double-boosted.
"Damn bro, did you see that cashier in the Safeway?"
"Yeah, that nasty hoe looked double-boosted!"
When someone is taking something normal and taking it to the Extreme.
When Tommy said he got some new J's and they were some Walmart fall apart Boosting life