1Dismal, gloomy; cheerless; miserable as a result of cold, illness, etc.
2Of a thing: uncanny, disquieting; = "eerie".
Late 18th century; earliest use found in Robert Burns (1759–1796), poet. Origin uncertain. Sc. National Dict at ourie adj. suggests derivation ultimately from a variant of owl or owl; compare also Scots oor to huddle with cold, shiver, oorit cold, shivery.