Webster’s Revised Unabridged Dictionary · 1913
Uncouth
Un·couth′ (ŭn·ko͞oth′), a. [OE. uncouth, AS. uncūð unknown, strange: un- (see Un- not) + cūð known, p. p. of cunnan to know. See Can to be able, and cf. Unco, Unked.] 1. Unknown. [Obs.] "This uncouth errand." Milton.
To leave the good that I had in hand, In hope of better that was uncouth. Spenser.
2. Uncommon; rare; exquisite; elegant. [Obs.]
Harness . . . so uncouth and so rish. Chaucer.
3. Unfamiliar; strange; hence, mysterious; dreadful; also, odd; awkward; boorish; as, uncouth manners. "Uncouth in guise and gesture." I. Taylor.
I am surprised with an uncouth fear. Shak.
Thus sang the uncouth swain. Milton.
Syn. — See Awkward.
— Un·couth′ly, adv. — Un·couth′ness, n.