This defines the sound of the music track in a porno film as things are heating up. Think: Wah-wah.
At the party she asked me if I wanted to go outside to check out the grounds. She gave me that look and.... bow chica bow bow...
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Usually referring to something sexual.
"I swanked her so hard last night."
"Bow Chica Bow bow!"

Girl:"Come into my room really quick"
Guy: "Okay"
3rd person: "Bow Chica Bow bow!"
by Erbon December 15, 2004
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