What is the meaning of Boomerang?

Any of various traditional throwing sticks used for hunting or combat by Australian aborigines, including the symmetrical, crescent-shaped, type.

A 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.

A breakdancing move in which the performer walks on their hands while keeping the legs raised off the ground.

A boomerang kick.

A device for changing the color of a followspot.

The early return of an aircraft whose mission was aborted, often due to technical failures.

A cocktail made with rye whiskey and Swedish punsch.

To return or rebound unexpectedly, especially when the result is undesired; to backfire.

To travel in a curved path.

To abort a mission and return to base early.

a boomerang

boomerang

boomerang

Source: wiktionary.org