every year during march everyone gets mad horny and have sex like rabits!
DUDE! It's march madness, im so gonna do that stilf!!
by stilf lover March 12, 2005
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Crazy, insane. Refers to male hares' habit of leaping wildly about in March, their breeding season.
Calm down; you're acting mad as a March hare!
by Erin Catherine July 14, 2008
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Inspired by No Nut November, Destroy Dick December, and Masturbation Mania May, we have the holy month of rape
Man I can't wait for Minor March Madness, I love me some kiddos
by sheldon_o December 7, 2018
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May stem from the relationship between the March hare and the Mad hatter in Lewis Carols - Alice in Wonderland during the tea party.

See also: Mad As a Hatter
1) Jimbo took three E's a tab of acid a hefty snort of coke, a massive toke on the bong and for the rest of the evening was seen to be acting as mad as a March hare.

2) My grandadsd is 99 and sometimes acts as mad as a March hare.
by Blue Cawdrey November 21, 2004
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A month we celebrate frat boy harry styles wearing a jersey
March madness makes me appreciate Harry Styles wearing a Jersey
by Johanna... March 22, 2021
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Sports Fans: The NCAA College Basketball Tournament

EDM Fans: Ultra Music Festival, EDC New Mexico and many other raves that dont use a basketball in any way.
Sports Fans: Dude, are you gonna watch March Madness on TV tonight?

EDM Fans: March Madness New Mexico Everybody! Who is ready to smash the fucking house!
by ThatOneDJ March 3, 2015
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'Noun'

An event in which people (primarily Caucasian men dating back to 1939) complete paper brackets to win money.
"Dallas are you doing March madness this year?"
Dallas-"fuck yeah, I wouldn't miss it."
by Eazy_e06 March 15, 2016
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