It appears that Scotty and Ganzy think that Catamarans with a hull in the air
aren't heeling, but a simple search reveals.....


http://www.jworld-sailing.com/sailing-terms.htm

Heel: The lean of the boat under sail

And more...

From Websters:
Heel: : a tilt (as of a boat) to one side; also : the extent of such a tilt