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To lose consciousness and collapse due to an overdose of drugs or alcohol. You were so hammered that you squiffed out halfway through the night. He just kept doing more heroin until he finally squiffed out on the sofa. I thought he was dead, for sure.
slang Drunk. We were all pretty squiffed by the end of the party. I'll come out for a beer or two, but I don't want to get too squiffed tonight.
Sl. to collapse from drink. Hank squiffed out at midnight, right on the dot. she kept from squiffing out and barely made it home.
in. to collapse from drink. Hank squiffed out at midnight, right on the dot.
squiffedand squiffy (skʍɪft and ˈskʍɪfi)
mod. alcohol intoxicated. The hostess was so squiffed she could hardly stand.