The flanged portion of an oar; not the handle nor the shaft.

A single long, narrow leaf of a plant described by the mass noun grass. / (rare) A very small amount of something.

Either of the large flat bones at the back of the shoulder.

(obsolete) A dashing swordsman. / (dated) A dashing youth. / (colloquial, dated) A gay person, or person displaying homosexual qualities.

plural of oar blade

plural of shoulder-blade

(business, attributive) A business model where one item is sold cheaply (or given away for free) in order to increase sales of a complementary good, such as blades for a razor, or ink cartridges for a printer.

(informal, disability sports, athletics) a para-athlete who runs (and jumps) upon artificial feet of the type colloquially known as "blades", in jumping events

plural of doctor blade

one of the specially shaped rotating parts (blades) of a mechanical fan which move and distribute air.