Wiktionary
teach away
vb. (context legal English) In patent law, to describe the solution to a problem in a way that excludes a particular alternative to solving that problem addressed by a later invention.
Wikipedia
Teach Away
Teach Away is an international teacher recruitment company that places certified and ESL teachers in positions around the world. It is based in Toronto and Vancouver, Canada, the USA, UK, and Australia. The company was established in 2003 by Kevin Frey and Katarina Puzic.
Usage examples of "teach away".
He told me to teach away, and added that if Natalie ceases her satires it will only go harder with both of us, for I am not to tell her what happened after she left SS headquarters.