1MMs in English dictionary 1MMS Meanings and definitions of "1MMs" noun (networking) Initialism of [i]one megabyte modem system[/i]. more Grammar and declension of 1MMs 1MMS (plural 1MMSes) more 1MMs Meanings and definitions of "1MMs" noun plural of [i]1MM[/i] more Sample sentences with "1MMs" Declension Stem Try again Authors