v. Obs. rare1. [f. FOR- pref.1 + ? -sume in CONSUME. But cf. OHG. firsûmen, mod.G. versäumen to procrastinate.] trans. To waste, consume.

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a. 1510.  Douglas, K. Hart, II. xxv.

        And gif [that] ȝe be ane counsalour sle,
Quhy suld ȝe sleuthfullie your tyme forsume?

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