A kind of pen with a broad flat nib.

plural of shading pen

In an auction, the practice of bidding less than what one believes the goods are worth.

(art) A shading technique where shadow is added toward the edges of objects in a scene, irrespective of the light source.

(intransitive, idiomatic) To blush, especially with embarrassment or shame

One who, or that which, shades. / (computer graphics) A set of software instructions used to calculate rendering effects on graphics hardware.

plural of shader

Without shade: exposed, not sheltered from the sun. / Without shades of colour.

In a shadeless way: exposedly, without shelter from the sun. / In a shadeless way: without shades of colour.

(demoscene, computer graphics) A type of bob (graphical sprite-like element) rendered additively on the display, so that it blends with others but can be easily removed again by decrementing the colour value at each pixel.