Entry 2 senses Webster, 1913 Mung bean /(mŭng" bēn`)/ · Mung· bean · IPA /ˈmʌŋ ˌbiːn/ 01 n. The mung (Vigna radiata). 1. The mung (Vigna radiata). See: mung 2. The bean produced by the mung. See: mung