Chalmown is a bastardisation of michael jacksons catchphrase "jamown" which is a bastardisation of "come on", The term CHALMOWN has been popularised by the tv series "bo selecta"
by Arjun Mahendran February 2, 2004
Get the Chalmown mug.When you get really excited about something, usually referring to Love, and your boyfriend has to remind you to calm down.
J'sGirl - "Baby,I really miss you, I haven't seen you since yesterday."
J - "It's been 12 hours... CalmDownU!
J - "It's been 12 hours... CalmDownU!
by J'sGirl October 10, 2006
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