jack-of-all-trades

He was a sort of jack-of-all-trades, and a very useful man in a valley where mechanics were few and transportation difficult.

Judge Penniman was another who warned him heavily that it was time to quit being a Jack-of-all-trades.

The surest way of making a man incompetent is to make him Jack-of-all-trades, for then he will be master of none.

A vision of a happy-go-lucky Jack-of-all-trades arose before me.

His duties—specialized to one operation—we deemed unfairly light in comparison with our jack-of-all-trades routine.