smear

This detergent cleans windows without leaving smears.

I should have held him quite beneath my Notice, as is all he utters, but that the Appetite of Slander, in many, is too predominant; and, ’tis possible, when the filthiest Fellow throws a Profusion of Dirt, some may chance to stick, if not timely thrown off; I shall endeavour therefore, to wipe away the sooty Smears of this Chimney-sweeper, by relating a simple Fact, which will, I flatter myself, amply confute the malicious Tales of this unprovoked, rancorous Mortal:

I'm going to the doctor's this afternoon for a smear.

In television terms, a certain amount of smear, ringing, and anticipatory overshoot are indigenous to VSB transmission.