Definition of wing-dam:
(n) :
(zootomy) An appendage of an animal's (bird, bat, insect) body that enables it to fly.
(n) :
A fin at the side of a ray or similar fish.
(n) :
(slang) Human arm.
(n) :
(aviation) Part of an aircraft that produces the lift for rising into the air.
(n) :
One of the large pectoral fins of a flying fish.
(n) :
One of the broad, thin, anterior lobes of the foot of a pteropod, used as an organ in swimming.