Definition
As far as possible in embarrassment or difficulty, or in business; deeply involved.
Origins
Suggesting a wheel stuck in mud.
In Context
- "I am afraid A. F. S. (Dresden) gets "up to the hub" in engineering difficulties sometimes, but this will help him to appreciate the force, beauty and application of the expression."
- "I was up to the hub in love, and was goin' into it like a locomotive."
- "[…] I was like the wheels of the wagon, out of which I had made some of my capital — up to the hub in the mire of poverty, a heavy load forcing me deeper down, and no aid likely to be given me."