become seasoned

Thus, they would become seasoned to fire without bearing the responsibility of actually stopping a determined effort.

They had, as they expressed it, 'been through the furnace and become seasoned.'

After a log has become seasoned it is carefully sawed through the center down about one-third of its length.

This dressing should stand in the ice-box four or five hours to become seasoned.

Grant's army was strong, and had become seasoned by hardship into the veteran condition.