a male bitching about something and acting childish and rude to people.
ipv6freely/Chris is having his man-periods once more.
by binary-zero February 9, 2010
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A man who going through a phase where he is easily emotional, irritated, horny, tired, or any mental side effects of a women’s period.
why is chris being so emotional and annoying today, he must me on his Man period.
by April 26, 2021
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The sole and absolute male counterpart to pms in females. Multiple changes in behaviour(s) at various times in the month is characteristic of this affliction.

Symptoms Include:
-fear of reality
-abrupt irritibility
-unwillingness to solve problems
-inconsiderate, yet expects you to be excessively considerate to his feelings
-displays momentary regression back to childish nature(‘little boy syndrome’)
-argumentative but totally still wants to sleep with/do you @ the end of the day
-onset of inwardness
-inconsiderate, yet expects you to be excessively considerate to his feelings
-sporadic moments where he cares again, but doesnt actually mean it
-failure to initiate the apology and or admitting wrongfulness
-purposely goes out of the way to frustrate others(*See ‘little boy syndrome’ above; ie. If he’s miserable, EVERYONE else has to be)
-clearly shows signs of holding onto young man angst(and all things EMO) and behaving like such a little douchebag because of it
-the OPPOSITE of helpful
"You should totally ask your boyfriend if he has his man period right now as that would explain a lot."

"Well anyways, I explained the situation to him and hopefully he's not secretly angry..he hasn't replied yet..I suspect man period is the culprit."
by shanellek February 19, 2007
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n. When a man has all the syndrom's of a P.M.S.
Man, my teacher was having a major man period today when I didn't hand in my homework.
by Alecandro12 March 12, 2011
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Males seem to have a "period" as like females.
None of the bleeding syndormes but the mood swings and high level of irriation.

man period symtoms
-Yelling,shouting constantly
-storming off in a mad /anger mannor
-making others feel guilty
-seeming to think that their always right
-savere mood swings
-irritated more than usual
-non willing to addmit they did something wrong
-more than the usual food consumption
-more emotional intake
by group_of_fariys June 17, 2009
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Whenever a man feels the uncontrollable urge to invalidate others feelings, especially due to the lack of their own self - esteem
Tate fans are always on their Man Period.
by Finlet February 8, 2023
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A natural occurrence in males around every 3-6 months where hormone levels, both testosterone and oestrogen, are higher than usual. This often manifests itself in mood swings and/or general lethargy.
1: "What's wrong?"
2: "I dunno, just kind of down."
1: "What's up?"
2: "Nothing, just feeling down. Don't know why, must be on my man period."
by MrCfR January 9, 2010
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