The supersyllabogram ME meza NM1 me/za (fem. sing.) probably means greater, bigger Cf. Linear B mezo me/zwn me/zoj
It appears on Tylissos tablet TY 3 oo, dealing with olive oil and on Zakros tablet ZA 15 wi, dealing with wine. It would seem to imply that the vessels in which these commodities are stored are larger than usual.