Yiddish.co (ייִדיש.co) is a fun way to learn Yiddish. Learning Yiddish, a High German language of Ashkenazi Jewish origin, is something every educated person should do. When you learn Yiddish, you learn a combination of German, Hebrew, Aramaic and Slavic languages. When you learn Yiddish, you learn to speak a language spoken by tens of millions of people around the world. Learning Yiddish is fun, useful and a great conversation starter. "Oy! Why didn't I start to learn Yiddish earlier...I could plotz!"

Often used as an insulting word for a jerk or self-made fool.
Not to be used in polite company, as it translates to “penis.”