TOCSIN Meaning of TOCSIN in English [ 'tɒksɪn ]■ noun archaic an alarm bell or signal.OriginC16: from OFr. toquassen , from Provençal tocasenh , from tocar 'to touch' + senh 'signal bell'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004