Top Definition
Insomnia created by a heightened sense of expectation and excitement.
The night before our big trip, all of us experienced excitomnia and couldn't sleep a wink.
by PunkEthos January 31, 2012

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×