Source : Webster's Revised Unabridged Dictionary (1913)

Ungenerous \Un*gen"er*ous\, a.
   Not generous; illiberal; ignoble; unkind; dishonorable.

         The victor never will impose on Cato Ungenerous terms.
                                                  --Addison.

Source : WordNet®

ungenerous
     adj 1: lacking in magnanimity; "it seems ungenerous to end this
            review of a splendid work of scholarship on a critical
            note"- Times Litt. Sup.; "a meanspirited man unwilling
            to forgive" [syn: {meanspirited}] [ant: {generous}]
     2: not generous; "she practices economy without being stingy";
        "an ungenerous response to the appeal for funds" [syn: {stingy}]
        [ant: {generous}]
     3: selfishly unwilling to share with others [syn: {stingy}]
     4: lacking in largess; "an ungenerous response to an appeal for
        funds"