·superl Not rough or harsh.
II. Sleek ·adv With ease and dexterity.
III. Sleek ·noun That which makes smooth; varnish.
IV. Sleek ·add. ·noun A Slick.
V. Sleek ·superl Having an even, smooth surface; smooth; hence, glossy; as, sleek hair.
VI. Sleek ·vt To make even and smooth; to render smooth, soft, and glossy; to smooth over.