Top definition
a note in which a person gives their friend when they are going on a trip, traveling by plane. Like a letter.

2. A letter given to a friend that they are supposed to read when they are on the plane.
1. "hey Hannah, here's a letter i wrote for you to read on the airplane. I hope you wrote me a plane note too

2. "Dear Laura, i hope you have an amazing trip in Florida. I hope your spring break is amazing! Give your grandma a hug for me! See ya in a week. Call me as soon as you're back, Love Lilly"
by Rundelly:) March 26, 2010
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