When someone (usually male) is rude or acts entitled due to their insecurity. Has nothing to do with actual penis size, but is rather the sense that the person is trying to overcompensate or act like they are better than other people.

It can also be used in the context of someone being hateful or bigoted.
"Ugh, that guy has such small dick energy. I wish he would get over himself."
by Voidgames January 2, 2023
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The scheming malevolent vibes which come from a person who can’t do anything right. Typically a classic BetaMale.
“Did you see those two politicians debate last night? They were both so extreme, neither of them will make things better. I don’t think either of them believed in half of the things they were saying. Both of them absolutely had Small Dick Energy.
by IronMikey April 14, 2023
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What females say men have because they aren’t interested in dating a beached whale.
Fat chick: Want to grab a drink with me tonight? *eats big macs*
Man: No thank you, ma’am.

Fat chick: Wow you give off such small dick energy. You must be a virgin.

Man: Ma’am I’m here with my wife and kids, please leave us alone.
by TheAlwaysCorrect1 December 31, 2022
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When refer someone to having Small Dick Energy they are talking garbage in the mic, or griefing in a video game
Small Dick Energized person: hahaha I'm so fucking bad at this game and going to just destroy for everybody else hahaha.
Normal humanbeing: I feel some Small Dick Energy in this server
Small Dick Energized person: NO, I dont have a small penis my mom says 1.4 inches erect is large!
by 51231 March 30, 2021
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What females who downvote UrbanDictionary posts that call them out say men have when they get turned down.
“Hey wanna take me out for dinner? *eats Big Mac*”
Sorry I’m still grieving the loss of my late wife.

“Wow you have small dick energy, your loss anyway *has heart attack*”
by TheAlwaysCorrect1 January 6, 2023
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when you or a person that you know is aggressively unconfident/insecure.
brad: yooo, are you gonna try and get with a girl tonight at the frat party?
chad: no dude, i have small dick energy... never gonna happen
brad: that sucks dude. I have big dick energy, so imma go smash now. peace man.
by truther375 September 7, 2018
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When someone’s parents are a big deal but their not. A guy with cocky energy but nothing to show for himself and living in the shadow of his dads giant penis.
Liam’s dad works as a big time movie producer and he uses his dads name to get laid. Unfortunately he’s small dick energy and will shrivel into obscurity with time.
by Gosuckafuck92 October 16, 2021
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