M² Look up m² in Wiktionary, the free dictionary. M2 or m2 may refer to: Square metre (m2), an SI measure of area M squared (M2), a measure of laser beam quality M2 (album), by Marcus Miller m2 (artist), German DJ and musician Mathis Mootz See also[edit] M2 (disambiguation) M (disambiguation) Topics referred to by the same termThis disambiguation page lists articles associated with the same title formed as a letter–number combination.If an internal link led you here, you may wish to change the link to point directly to the intended article.