pus
pus \'p*s\ n [L pur-, pus - more at FOUL] : thick opaque usu. yellowish white fluid matter formed by suppuration and composed of exudate containing leukocytes, tissue debris, and microorganisms
Webster's English Dictionarypus \'p*s\ n [L pur-, pus - more at FOUL] : thick opaque usu. yellowish white fluid matter formed by suppuration and composed of exudate containing leukocytes, tissue debris, and microorganisms