ten-bagger
n.— «Lynch candidly eschews the Graham-Dodd-Buffett approach, instead aiming to nail a “ten-bagger” as often as possible, so he is willing to take a flier on the next Dunkin’ Donuts in the hope that his tenfold win will offset three simultaneous losses.» —“Seven Pillars Of Wisdom” by Joe Queenan Forbes June 26, 1989. (source: Double-Tongued Dictionary)
Further reading
Words of wisdom from G.K. Chesterton: The world will never starve for want of wonders; but only for want of wonder. This is part of a complete episode.
Related
When there’s no evening meal planned at home, what do you call that scramble to cobble together your own dinner? Some people apply acronyms like YOYO — “you’re on your own” — or CORN, for “Clean Out your Refrigerator...