the GNU version of the Collaborative International Dictionary of English
n. One who grudges.
The Century Dictionary and Cyclopedia
n. One who grudges; a discontented person.
Word Usage
"Furthermore, said this grudger, that though the said youth was a tall lad of his inches, and strong and well-knit, he was all untried, and yet was he shoving aside older and well-proven men in the favour of the Knight of Longshaw."