Description:GET D!RTY!Next time you’re signing with your friends, drop the ASL textbook formality and start flashing the signs they don’t teach in any classroom, including:• cool slang• funny insults• explicit sex terms• raw swear wordsDirty Sign Language teaches casual everyday words and expressions like:• Peace out!• Asshole.• Bit me!• Dumbfuck!• Boner• I’m hung like a horse.