by justoneword September 13, 2012

(Aviation) The practice of flying a VFR aircraft very close to the tops of the clouds. Generally illegal in US airspace.
by Pseudonum352 October 8, 2014

by b3nnyboy November 27, 2007

My friend Elena decided to take more calculus classes because she was out of her mind on cloud nine.
by Tawnos January 17, 2005

by Sandron Kirk February 18, 2008

Jone's is really cloud minded to come up with this solution, the company has been losing money on this problem for months.
by Tampa's Finest February 7, 2010

