BESIDE Meaning of BESIDE in English ■ preposition1》 at the side of; next to. ↘compared with. 2》 in addition to; apart from.Phrases~ oneself distraught.OriginOE be sīdan (adverb) 'by the side'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004