Filters. A downward stroke, especially one that is part of a sequence of alternating upward and downward strokes. noun.

What do u mean by upstroke?

: a stroke (as of a pen) made in an upward direction.

What is a downstroke payment?

Downstroke: As a seller of a business, your downstroke is the minimum you stand to gain from the deal. Let's say you are offered $1 million cash for your company with an extra $500,000 possible if you meet certain thresholds into the future. Your downstroke is the million-dollar up-front payment.