a person who uses other people's signature words as if they had made them up.

words to my crocs bitch is a phrase used mostly by new yorkers. the phrase means “i swear” or “told you so”

The moment when you have an idea inside your head, but you have a hard time saying it out loud since you're finding the suitable word in your head. Usually happens when speaking your second/third/nth language.

Note: This is different than the speech disorder "stuttering". Word stroke can happen to anyone.

A person who is so infatuated with the iPhone game "words with friends" it interferes with their daily functioning.
Symptoms include lack of productivity at work (if they even have a job), accidents while driving (hoping to get lucky and create something more than a 5 letter word on a TW tile) and an overall shunning from society because everytime this person is out, their head is buried in their phone, trying to win at all 15 games the have running concurrently.

This is used when mocking someone

When you are really serious about something.

It’s like saying I’m serious