D defs.my
Entry 1 sense Webster, 1913

Penis

/(pē"nĭs)/ · Pe·nis · IPA /ˈpi.nɪs/
01 n. The erectile external sexual organ of males, used in copulation, and in mammals, also for urination.
  1. 1.
    The erectile external sexual organ of males, used in copulation, and in mammals, also for urination.(Anat.)