all there

adjective

1
: in full possession of one's mental faculties : sane
behaved in such a way as to make one wonder if he was quite all there
not often in formal use
2
slang : alert and well informed : quick-witted
wide-awake, alert, all there; he knows just where he is and what he means and where he is goingTimes Literary Supplement

Word History

First Known Use

1821, in the meaning defined at sense 2

Time Traveler
The first known use of all there was in 1821

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Cite this Entry

“All there.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all%20there. Accessed 26 Nov. 2024.

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