(historical) A descendent of the Old East Slavic language, a language used in the 15th to 18th centuries in the Grand Duchy of Lithuania and Cossack state, ancestor of Belarusian, Rusyn, and Ukrain...

Synonym of Tyrolean hat

(video games) To cheat in a video game using an aimbot.

The process of removing sulfur from a substance, such as flue gas or crude.