The cutest boy that you will ever meet. Everyone says he's gay, he's straight though. He is also the funniest boy you will ever meet.

Never let him go.
Hey Theo, haha ur gay.
No, Tim, I'm straight.
by Dwight Schrute and Tuna November 2, 2019
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The second biggest dork, bested only by his girlfriend.
Theo is not the biggest dork, only the second biggest dork.
by BiggestDork January 21, 2022
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James : did you hear that Theo kicked a baby ?!?
Maya: no omg did he really !?!?
by Helpimdead November 29, 2019
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A general asshole who doesn't care about anyone's feelings. He is super immature and always talks about sex and penises but thinks people who masturbate are disgusting. He calls everyone either homophobic or gay.
Guy 1: I was venting about my depression and that guy started calling me a loser

Guy 2: Sounds like a Theo
by DooplerBoopler August 29, 2020
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Theo's are generally French, they tend to be homosexual and Xbox fans, like to discriminate against Indian and black people, says the n-word frequently and is trash at scooting
Example 1
Aryan: Yo wagwan g
Theo: Shut up big brown nigga

Example 2
Theo to James: I can double tailwhip flat
James: Aight bet lemme see
Theo: *falls*
by BobsUrUncles April 5, 2020
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An Irish loser who likes to join in with the bullies. Sucks at playing basketball and believes rumors, because he is a fucking twit.
Look at that idiot Theo, jerking off when he seeks flies swarming around the trashcan.
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A thong. A skimpy undergarment. First known to be used in Glasgow. A slang term deriving from shortening Theodore Long's name to Th-ong. Private code used by boys in classrooms.

Other known variations;
Paphitis
Rosevelt
Teddy
Marv: Did you spot the Theo on Tiffany in Biology.
Keith: PHWOAR. it was a frilly bad boy.

Tiffany: Does this Theo make my bum look big?
by pawcracka November 23, 2009
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