(Said of people, computers, algorithms, programs) (To be) a success at a given task.

E.g. "WYSIWYG is a clear win for small documents".

"winnitude" is the quality posessed by something which wins. "winning" is often (ab)used as an adjective.

Synonyms: cuspy, elegant. Antonym: lose. Compare lossy, lossless.

[Jargon File]