Definitions
1.NounAny of various traditional throwing sticks used for hunting or combat by Australian aborigines, including the symmetrical, crescent-shaped, type (the returning boomerang).
2.NounA flat curved airfoil that spins about an axis perpendicular to the direction of flight, originally used in various parts of the world as a hunting weapon or, in returnable types, for sports or training.
3.NounA breakdancing move in which the performer walks on their hands while keeping the legs raised off the ground.
4.NounA boomerang kick.
5.NounA device for changing the color of a followspot.
6.NounThe early return of an aircraft whose mission was aborted, often due to technical failures.
7.NounA cocktail made with rye whiskey and Swedish punsch.
8.VerbTo return or rebound unexpectedly, especially when the result is undesired; to backfire.
9.VerbTo travel in a curved path.
10.VerbTo abort a mission and return to base early.
11.Verb↑ David Nash. "Australian Aboriginal Words in Dictionaries: A Reaction." International Journal of Lexicography, 22(2): 179-188. doi:10.1093/ijl/ecp012