The spear-thrower, or throwing-stick, of the aborigines of Australia.(noun)
The Century Dictionary (Public Domain)
Use "wommera" in a sentence
"All spears are thrown with the 'wommera', or throwing stick."
"Though the wommera, or, as it is known locally, the yellamun, is common in the neighbourhood of Dunk Island, it is not employed as an accessory in the spearing of fish."
"Further north it is so almost universally, a combination of boomerang and wommera being the most popular form."