Added 10 October 2026 self-sucker noun noun ! Definition from Wiktionary (CC BY-SA). More about self-sucker at Wordnik → Where our words come from → A female farm animal which drinks its own milk. Related Words: sucklersucklingpseudosuckerdrinkerlactivorewindsuckerbloodsuckerblood-suckerovulatorudderweaner Back to today's word