There isn't really an ASL sign for it. See the related link for a version of it.
Contextual translations:
"I want to get a book" - "WANT READ BOOK"
"I want to get a chance to buy a business" - "WANT OPPORTUNITY BUY BUSINESS"
"I'll get you back for killing my son!" - "TAKE REVENGE I WILL WHY? KILL MY SON, YOU!"
to teach you how to say dirty things without getting in trouble
You can't speak sign language but you can "sign".
To sign "getting back together" in American Sign Language, you can fingerspell or sign "reconcile" by bringing both hands together, palms facing each other, and then moving them apart and back together in a circular motion.
In American Sign Language, you can sign "WHEN YOU BORN?" to ask someone when they were born.
To sign "Are you happy?" in American Sign Language, you would sign: YOU HAPPY? with raised eyebrows.
You sign it.
You make an I in sign language and then point to your head and then nod.
In American Sign Language (ASL), you can sign "I know" by pointing to your head with your index finger.
You can't really say it, can you?
A sign language teacher. That's what my students call me.
To sign "Are you mad at me?" in American Sign Language, you would sign: "YOU MAD ME?" while raising your eyebrows and looking concerned.
In American Sign Language (ASL), you can sign "emo" by fingerspelling the letters E-M-O.