Definition of "knapsacks" []

• Plural form of knapsack. (noun)
• Third-person singular simple present indicative form of knapsack. (verb)

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• "As promised, we tossed the joint yesterday, checking on nightstands, under pillows (and beds), in knapsacks, under chairs, on the library table, and in the bathroom."
• "They tossed the joint Saturday morning, checking on nightstands, under pillows (and beds), in knapsacks, under chairs, on the library table, and in the, erm, bathroom."
• "I made a surreptitious run through the place, checking on nightstands, under pillows (and beds), in knapsacks, under chairs, on the library table, and in the, erm, bathroom."