When you use the shitty buds that apple gives you and it stretches out the inside of your ears to fit in place. Thus causing the ear ache.
Dude one: Shit man! What happend to your ears?!?!
Dude two: What?!?!?!
Dude one: Their all deformed!!!!!!
Dude two: WHAT DID YOU SAY?!?!?!
Dude one: Shit man. You're gonna have one hell of an earbud ache.
When a person who is fully aware that you are wearing earbuds and listening to music, but completely ignores them, thus continuing their conversation undeterred.
Guy 1: Hey should i drink Coke or Pepsi...
Guy 2: Listening to music Guy 1: Well what do you think?
Guy 2: did u say something?
Guy 1: Yea i want to...
Guy 2: What are you, Earbud blind? go away.