Knee"brush` (?), n.
1. Zool.
A tuft or brush of hair on the knees of some species of antelopes and other animals; -- chiefly used in the plural.
2. Zool.
A thick mass or collection of hairs on the legs of bees, by aid of which they carry the collected pollen to the hive or nest; -- usually in the plural.
© Webster 1913.