TOO Meaning of TOO in English ■ adverb1》 to a higher degree than is desirable, permissible, or possible. ↘ informal very. 2》 in addition. ↘moreover.Phrasesnone ~ —— not very.OriginOE, stressed form of to . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004