GNU Collaborative International Dictionary of English

Found 2 definitions

1.       
   Errant , a. [F. errant, p. pr. fr. OF. errer to travel, LL. iterare, fr. L. iter journey; confused somewhat with L. errare to err. See Eyre, and cf. Arrant, Itinerant.]
   Wandering; deviating from an appointed course, or from a direct path; roving.
   1913 Webster
   Seven planets or errant stars in the lower orbs of heaven.
   Sir T. Browne.
   
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   Notorious; notoriously bad; downright; arrant.
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   Would make me an errant fool.
   B. Jonson.
   
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   (Eng. Law) Journeying; itinerant; -- formerly applied to judges who went on circuit and to bailiffs at large.
   Mozley & W.
   
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2.       
   Errant, n. One who wanders about. [Obs.]
   Fuller.
   
   1913 Webster