of your concrete wall. By Bill Leonard. You can say a great deal in favor of cement block (or, if you prefer, concrete block) building. Itâs fairly fast, reasonably easy, particularly in small projects, and incredibly cheap if you are willing to scrounge a little and salvage the block.
MGW may refer to. 1  An abbreviation for Media gateway, a translation unit between disparate telecommunications networks. 2  The IATA airport code for Morgantown Municipal Airport. 3  maximum gross weight: the abbreviation m g w appears on road signs.
Wiktionary(5.00 / 1 vote)Rate this definition: BBW(Noun) Big beautiful woman (used as a positive description for women who are overweight and physically attractive) BBW(Noun) big-boned woman; recoinage of the acronym, making fun of the stereotypical excuse.