marbles = M = marginally

marginal adj.

[common] 1. techspeak An extremely small change. "A marginal increase in core can decrease GC time drastically." In everyday terms, this means that it is a lot easier to clean off your desk if you have a spare place to put some of the junk while you sort through it. 2. Of little merit. "This proposed new feature seems rather marginal to me." 3. Of extremely small probability of winning. "The power supply was rather marginal anyway; no wonder it fried."

--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.

Mar"gin*al (?), a. [Cf. F. marginal.]

1.

Of or pertaining to a margin.

2.

Written or printed in the margin; as, a marginal note or gloss.

 

© Webster 1913.

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