SACHET Meaning of SACHET in English [ 'saʃeɪ ]■ noun Brit. a small sealed bag or packet containing a small quantity of something.OriginC19: from Fr., 'little bag', dimin. of sac , from L. saccus 'sack, bag'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004