1 definition by Gondor II

The word "tisim" is short for the word autism, and it is often used in a joking manner with someone who may or may not have autism. It Originated from Theo Von in a podcast It was popularized by Tiktok gameplay videos.
Example 1: Bro got a bit of the Tisim
Example 2: Does Timmy have the Tisim?, He's Always acting Weird.
by Gondor II September 10, 2023
Get the Tisim mug.