Simple past tense and past participle of swab.(verb)
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Use "swabbed" in a sentence
"Four thousand men in the Wichita area have been what they call swabbed for DNA, not that they are suspects but simply to eliminate people."
"Routine lab tests using cells swabbed from the inside of a cheek can already expose genetic variations associated with cholesterol, cancer and hundreds of other traits and diseases, both common and rare."
"Scientific data — soil samples swabbed from the silver itself — placed the treasure's burial site in an area with a geological makeup identical to western Hungary's."