KEYBOARDER Meaning of KEYBOARDER in English key ‧ board ‧ er /ˈkiːˌbɔːdə $ -ˌbɔːrdər/ BrE AmE noun [countable] someone whose job is to put information into a computer, using a keyboard ⇨ typist Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012