the GNU version of the Collaborative International Dictionary of English
n. See Mister, a trade.
The Century Dictionary and Cyclopedia
n. An obsolete or dialectal form of master, mister.
n. A variant of mister.
Word Usage
"She seemed very pleased to see me, and told me that her "mester" was quite well, only his leg was a little stiff, and that he was at work now with her boys."