Open English Wordnet
(n)handheld vacuum, handheld vacuum cleaner, hand-held vacuum cleaner, hand-held vacuuma lightweight vacuum cleaner either powered from rechargeable batteries or mains power, popular for cleaning up smaller spills.“Some battery-powered handheld vacuums are wet/dry rated; the appliance must be partially disassembled and cleaned after picking up wet materials, to avoid developing unpleasant odors.”