kōgyoku
1. corundum
Noun
#343876
1. corundum
1. With steel balls.; Using steel balls.
1. Of steel; Made of steel
1. Wasn't steel.; Wasn't metal.
1. Testicles.
1. If/when steel balls; If/when metal balls
1. Was steel balls.
1. It was not steel.; It was not metal.
1. Was steel balls.; Was testicles.
1. Probably steel balls.; Probably testicles.