-adjective.
1. of, pertaining to, or characteristic of Sheldon Cooper's euphemisms (one of the main characters of the CBS television series Big Bang Theory), his obnoxious personality or his failed attempts at correctly speaking different foreign languages, i.e., Chinese or Swedish.
-noun.
1. the language of Sheldon Cooper other than English.
Sheldon was attempting to converse in Chinese with the restaurant owner but he was actually speaking Sheldonese and happened to offend the said owner.
Taking normal, everyday things and making them extreme. Slang term introduced into the Greenville, OH region. Thought to have been introduced by people who would do unnecessarily extreme things like rip sleeves off of shirts, wear sleeveless shirts in cold weather, and drink highly caffeinatedenergy drinks.
The douchebag had to "Sheltonize" a perfectly good t-shirt by cutting the sleeves off, so he could be a sweet broseph and wear it to the gym.
The guys at the gym "sheltonized" their flow session by drinking AMP before hand.
A mean person at time, but she can be nice when she feels like it. Don't ever insult her friends or she will beat the shit out of you and you won't live to see another day. She is smart and loves animals and her quote is "all black everything". She also has a dirty mind with all her friends and her baes.