I. ˈəŋ(ˌ) kō adjective
Etymology: Middle English (Scots) unkow, alteration of Middle English uncouth strange, unaccustomed — more at : uncouth
1. chiefly Scotland
a. : strange , unknown
b. : uncanny , weird
2. chiefly Scotland : out of the ordinary : remarkable
II. adverb
: extremely , remarkably
the unco refined and the queasy had best give it a wide berth — Orville Prescott
III. noun
( -s )
1. uncos plural , chiefly Scotland : news , tidings
2. chiefly Scotland : stranger