DEBATER Meaning of DEBATER in English de ‧ bat ‧ er /dɪˈbeɪtə $ -ər/ BrE AmE noun [countable] [ Word Family: noun : ↑ debate , ↑ debater ; verb : ↑ debate ] someone who speaks in a formal debate Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012