Entry 2 senses Webster, 1913 Asexual /ās-ĕk'-syo͞o-əl/ · A·sex·u·al · IPA /eɪˈsɛk.ʃu.əl/ 01 a. Having no distinct sex; without sexual action; as, asexual reproduction. See Fission and Gemmation. 1. Having no distinct sex; without sexual action; as, asexual reproduction. See Fission and Gemmation.(Biol.) See: Fission, Gemmation 2. not involving sexual activity or sexual attraction; as, an asexual friendship.