Increasingly common misspelling of the verb "lose." The pronunciation listed here (L-ooooo-se) does not apply to this definition. The correct pronunciation of "loose" rhymes with "goose" and "noose." The word many people think they are spelling, "lose," rhymes with "booze" and "news."
"No matter what I do, I'm going to loose sic this chess game." The sentence should read: "No matter what I do, I'm going to lose this chess game."