mediocre, adj. 1. ordinary, average, middling, moderate, medium, mean; commonplace, run-of-the-mill, garden-variety, everyday.

2. indifferent, so-so, fair, fair to middling, betwixt and between, Inf. nothing to write home or brag about; undistinguished, unexceptional, modest, of sorts, of a sort; neutral, bland, Sl. ho-hum, Sl. blah.

3. adequate, passable, acceptable, tolerable, respectable, presentable, admissible, fairly good, Inf. not that good, not bad, not too bad; poor, inferior, second-rate, bush-league, minor league, amateurish; unimportant, insignificant, slight, trifling, inconsiderable, inappreciable, negligible, limited, lesser, paltry, meager, scant.