As mad as a March Hare

Also found in: Idioms, Encyclopedia.
Related to As mad as a March Hare: mad as a hatter
an old English Saying derived from the fact that March is the rutting time of hares, when they are excitable and violent.
- Wright.

See also: March

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
"Everyone is entitled to be as mad as a March Hare, and I am delighted I went through my phases at 14-16 before I started my life.
WHY do we say someone is "as mad as a March hare?" - Agatha Jenkins, Bristol UNSURPRISINGLY the phrase comes from the strange behaviour of hares when they mate in March.