MCCS
Proper noun
Meaning
(military, US) Initialism of Marine Corps Community Services.
(military, US, humorous) Initialism of Marine Corps crime syndicate.
Source: en.wiktionary.orgExamples
Rather large severe thunderstorms covering wide areas are well known in the Great Lakes during mid-summer; these Mesoscale convective complexs or MCCs citation can cause damage to wide swaths of forest and shatter glass in city buildings.
Board member Carol Gibson cleared up an issue reported from the previous meeting concerning Accelerated Reading (AR) testing at MCCS.