noun
plural wits
[noncount] :an ability to say or write things that are clever and usually funny
[count] :a person who is known for making clever and funny remarks
a wits [plural] :the ability to think or reason
b the wit :the ability to make good decisions
at (your) wit's end
chiefly US or at (your) wits' end
not able to continue thinking or trying to solve a problem :upset and unable to think of what needs to be done
out of your wits
informal - used for emphasis with verbs like scare and frighten
to wit
formal - used before stating the specific thing or example being discussed