planter Syllabification: (plant·er)Pronunciation: /ˈplantər/Translate planter | into German | into Italian Definition of planter noun 1 [often with modifier] a manager or owner of a plantation:sugar planters 2a decorative container in which plants are grown. 3a machine or person that plants seeds, bulbs, etc.. planter in other Oxford dictionaries Definition of planter in the British & World English dictionary