something that counterbalances or makes up for something else, as compensation
for a loss.
Accounting. a counterbalancing debt or claim, especially one that cancels an amount a debtor owes.
3. Also called offset. Architecture. a.
a reduction in the thickness of a wall.
a flat or sloping projection on a wall, buttress, or the like, below a thinner part.
something used to enhance the effect of another thing by contrasting it, as an ornament.
1615–25; noun use of verb phrase set off