Dictionary

have one's wits about one en · VERB

(idiomatic) To remain calm, composed, focused, or aware.
- And if you think he won't have his wits about him, just you try to fool him on some deal, and see. 1908, Upton Sinclair, chapter 10, in The Moneychangers:
- And so this woman from across the hills, a soft-spoken creature with her wits about her, and by name Oline, she stayed with them a couple of days, and had the little room to sleep in. 1917, Knut Hamsun, Growth of the Soil, Book 1, Ch.3, at p.27
- He was confused, half elated, half disappointed, and had not his wits about him. 1869, Anthony Trollope, chapter 3, in Phineas Finn:
- Luke alone seemed to have his wits about him. He saw that there was not a moment to lose, and, gathering up his strength, dashed to the old lady's assistance. 1889, Horatio Alger, chapter 10, in Luke Walton:

Spelling	Features	Labels	Source
had one's wits about one	Tense=Past, VerbForm=Part		lexicographic
had one's wits about one	Tense=Past		lexicographic
having one's wits about one	Tense=Pres, VerbForm=Part		lexicographic
has one's wits about one	Number=Sing, Person=3, Tense=Pres		lexicographic
keep one's wits about one		alternative	lexicographic