Source : Webster's Revised Unabridged Dictionary (1913)

Pus \Pus\, n. [L., akin to Gr. ?, ?, and to E. foul: cf. F. pus.
   See {Foul}, a.] (Med.)
   The yellowish white opaque creamy matter produced by the
   process of suppuration. It consists of innumerable white
   nucleated cells floating in a clear liquid.

Source : WordNet®

Pus
     n 1: the tenth month of the Hindu calendar [syn: {Pansa}]
     2: a fluid product of inflammation [syn: {purulence}, {suppuration},
         {ichor}, {sanies}, {festering}]