tu quoque noun phr. [tu: 'kwǝʊkwi:, tju:, 'kwɒkweɪ] L17.[Latin, lit. 'thou also' = English slang 'you're another'.]An argument which consists of turning an accusation back on the accuser.
attrib.:
■ M. Beresford The tu quoque argument that other lords had also inherited enclosed lands. [TahlilGaran] English Dictionary ▲