-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.
The belief in the economic theory of Spendenomics in which you can SAVE money by SPENDING money or by BUYING things on sale that you don't need. Closely related to Mommieconomics.
I was using the theory of spendonomics when I bought the lawnmower on sale. Now I am uncertain which closet in my apartment I should store it in.
The ailment that people, and especially women, suffer from around Christmas time that makes them want to wait in line for hours on end, buy unneeded items compulsively, and charge up their credit cards until they have to file for bankruptcy.
My wife spent $5000 on gifts on Black Friday. She's got an extreme case of spendonitis.