GRAVAMEN Meaning of GRAVAMEN in English [ grə'veɪmɛn ]■ noun ( plural gravamina -mɪnə ) chiefly Law the essence or most serious part of a complaint or accusation.OriginC17: from late L., lit. 'physical inconvenience'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004