at all (prep.)

"in any way," mid-14c., originally used only affirmatively (as in I Samuel xx.6 in KJV: "If thy father at all misse me"); now it is overwhelmingly used only in the negative or in interrogatory expressions, formerly also in literary attempts at Irish dialect.

updated on February 25, 2017

Definitions of at all from WordNet

at all (adv.)
in the slightest degree or in any respect;
Are you at all interested? No, not at all
Synonyms: in the least / the least bit
Etymologies are not definitions. From, not affiliated with etymonline.