The condition elderly people suffer in the presence of younger people. Symptoms include but are not limited to refusal to lose to a younger person, refusal of being wrong, refusal of being at fault, and the urge to use age as justification for their actions, decisions, and opinions.
That old person didn't like reading this definition. His/her "Old man syndrome" kicked in, and he started complaining that it wasn't in proper definition form.

Younger person: You mean according to Webster?
Old person: Yeah
Younger person: Well, this is Urban Dictionary!!! Its meant for fun if nothing else.
Old person: I got 20 years on you! You dont know what fun is!
by pseudonymis maximus November 3, 2010
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Syndrome that old men get, making them want to unnecessarily stuff.
Old man syndrome is Look out the window, yell at the cat in the bowl, ask about stuff the lost years ago and try to find. Go on a mission to accomplish something yet the goal is small like a new pillow for the couch.
by Retired Poet April 3, 2018
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1. The feeling of being an old man when you really aren't. To feel very very old compared to your actual age.

2. To have bodily pains which aren't that bad but make you feel old.
3. To feel old compared to the people in your life.

4. Staying inside and not going out, while regaling of your youthful days.

5. To look like an old man and/or feel like an old man.
1. After finding out he was seven years older than everyone else at his work, John had a severe case of old man syndrome.
2. After a summer of being a hermit, Jane had a serious case of old man syndrome.
by yumyumgopop September 24, 2010
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A state in which one finds themselves randomly walking around, usually without a set course or destination.
Man 1-"What's he doing? That's the third time he's walked by the doorway."

Man 2-"Dunno, must have Wandering Old Man Syndrome."
by Khozo September 22, 2010
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An elder person who is 99% right, in regards to earthly things in the present and historical facts. Although 99% wrong about future events including( but not limited to) the fact that they are still alive after having “predicted” themselves dead for years.
Tom: “Old Mr. Higgins said that our economy is doomed to collapse in 3 weeks.”
Bob: “Well you know he’s been diagnosed with Old Man Walking Syndrome…. Sharp as a whip and dull as a spoon.
by Jack of trade June 27, 2023
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When someone acts like an old, grumpy cunt.
"Shut up and stop being so childish" "Never mind him, he has Old Man Cunt Syndrome"
by DRAHNODES October 14, 2013
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When you smoke so much weed that you become an 80 year old man.
He got "Old Man Syndrome" last night, He crawled on all fours to get into the house.
by yungporoonthetrack July 25, 2022
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