Jane: One of the four caustics; potash, soda; acid, and Jane.
John: Short for "Jump-On-His-Neck," an old racing term used to exhort jockeys who are sitting too far back on their mounts.
In this remarkably useful little book, you will find the real origins of over 360 names, from Agnes to Rambo, from Darwin to Woody ("the eight dwarf, after Doc, Grumpy, Sleepy, Bashful, Dopey, Jumpy, and Mike").
Here you will find the truth about your name. It doesn't mean "one who is wise beyond all knowing." no, it has a lot to do with Helga, the butch goddess of mayonnaise. Sometimes the truth hurts, but when Lewis Frumkes, the author of How to Raise Your I.Q. by Eating Gifted Children, tells it, it's also very funny.