A small mat used next to a bathtub to absorb water and thus prevent slipping.(noun)
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Use "bath mat" in a sentence
"The spectacle of that mournful figure, clad solely in a pair of trousers, standing upon a bath mat at seven-thirty in the morning, a minute pair of surgical scissors in one enormous hand and an even smaller strip of sticking-plaster in the other, was one of those experiences that Mr. Campion frankly enjoyed."