a petty officer in a navy, having chiefly clerical duties in the U.S. Navy.

British . a farmer who cultivates his own land.

History/Historical . one of a class of lesser freeholders, below the gentry, who cultivated their own land, early admitted in England to political rights.

Archaic .

a servant, attendant, or subordinate official in a royal or other great household.

a subordinate or assistant, as of a sheriff or other official or in a craft or trade.

of, pertaining to, composed of, or characteristic of yeomen

the yeoman class.

performed or rendered in a loyal, valiant, useful, or workmanlike manner, esp. in situations that involve a great deal of effort or labor

He did a yeoman job on the problem.

noun

assistant , attendant , churl , clerk , commoner , farmer , freeholder , servant , subordinate , worker