Top Definition
1. to be missing London while one is away

2. sypmtoms often associated with those of homesickness- but does not require one to have permanently resided in London

3. sometimes, but not always, a result of wanderlust

4. an incesant, inexplicable need to return to the the city on the Thames

5. pure. simple. sanity.
She sat alone, sipping her tea, feeling so Londonsick it was almost unbearable.
by MyOhMichael April 15, 2010
Free Daily Email

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

Emails are sent from We'll never spam you.