The story
The noun is derived from out- (prefix meaning ‘external to; on the outside of’) + wick (“shot where the played bowl or stone touches a stationary bowl or stone just enough that the former changes direction”) (etymology 5). The verb is derived from out- + wick (“to strike (a stationary stone) with one’s own stone just enough that the former changes direction”) (etymology 5), and is modelled after the noun.
Etymology from Wiktionary, CC BY-SA 4.0.