by Kartoons Productions May 1, 2022

The actor/singer/celebrity that could be the little brother or sister of anyone with a little brother or sister, since this person actually was somebody's little brother or sister growing up.
If the singer/actor thought his/her boy/girl next door image was bad, he/she could have always got stuck with the America's little brother/sister image of the other actor/singer/pop star.
by The Original Agahnim September 28, 2021

A term used to refer to Texas University located in Austin, Texas. Specifically, it refers to t.u.’s relationship to the state’s flagship university and Big Brother, Texas A&M University. Little Brother has a history of losing football games in its brutal in conference schedule, featuring a slate against blue blood football programs such as Kansas, TCU, West Virginia, and Baylor, otherwise known as murderer’s row.
Poor Little Brother! They’re having a hard time beating Gary Patterson and TCU, I don’t know why they think it’s a good idea to follow Texas A&M to a real conference.
by Alpha Texan September 29, 2021

A person that will never pay attention to your good-intentioned recommendations and annoy you for the rest of your life.
by NoPlayer69 September 2, 2022

by Cheeseman-awakened March 21, 2022

Once your parents realized they were gonna be stuck with you for 18 years they tried for another.
That's your younger brother, he is always annoying you and seems to take pleasure in blaming you for things and making up fights altogether.
Once in a while, you might have actual fun with him but most of the time he just walks into your room without knocking.
That's your younger brother, he is always annoying you and seems to take pleasure in blaming you for things and making up fights altogether.
Once in a while, you might have actual fun with him but most of the time he just walks into your room without knocking.
Person 1: Bro I think my little brother is jerking off on the toilet.
Person 2: What? How do you know?
Person 1: There is always jizz fucking running down the toilet seat, he's a fucking idiot.
Person 2: What? How do you know?
Person 1: There is always jizz fucking running down the toilet seat, he's a fucking idiot.
by thathandleisusedalready June 10, 2020

When a person/organization/whatever noun (#1) feels a rivalry with another person/org/noun (#2), and does everything they can to feel like they are beating the other group, meanwhile person (#2) does not recognize the rivalry at all or does not consider person (#!) a threat.
Named this way because little brothers have a knack for being annoying puntable things
Named this way because little brothers have a knack for being annoying puntable things
Greg totally has Little Brother Syndrome, when he heard Alysa read 25 pages he read 30 just to be better than her. Little does he know "Learn ABC's with Caillou" is not on par with "War and Peace."
by bhopcolor February 23, 2022
