Matter  —n. 1 physical substance having mass and occupying space, as distinct from mind and spirit. 2 specified substance (colouring matter; reading matter). 3 (prec. By the; often foll. By with) (thing) amiss (something the matter with him). 4 content as distinct from style, form, etc. 5 (often foll. By of, for) situation etc. Under consideration or as an occasion for (regret etc.) (matter for concern; matter of discipline). 6 pus or a similar substance discharged from the body. —v. (often foll. By to) be of importance; have significance.  as a matter of fact in reality; actually. For that matter 1 as far as that is concerned. 2 and indeed also. A matter of approximately; amounting to (a matter of 40 years). No matter 1 (foll. By when, how, etc.) Regardless of. 2 it is of no importance. [latin materia timber, substance]