Dictionary.net

of no exceptional quality or ability; "a novel of average merit"; "only a fair performance of the sonata"; "in fair health"; "the caliber of the students has gone from mediocre to above average"; "the performance was middling at best"

any commodity of intermediate quality or size (especially when coarse particles of ground wheat are mixed with bran)

of no exceptional quality or ability; "a novel of average merit"; "only a fair performance of the sonata"; "in fair health"; "the caliber of the students has gone from mediocre to above average"; "the performance was middling at best"

any commodity of intermediate quality or size (especially when coarse particles of ground wheat are mixed with bran)

Of middle rank, state, size, or quality; about equally distant from the extremes; medium; moderate; mediocre; ordinary.

Of middle rank, state, size, or quality; about equally distant from the extremes; medium; moderate; mediocre; ordinary.

Of middle rate, state, size, or quality: about equally distant from the extremes: moderate.

Of moderate size, quality, degree. &c.