Support, especially financial.
A backdrop.
The mounting of a horse or other animal.
The action of putting something back; a switching into reverse.
A liner or other material added behind or underneath.
Musicians and vocalists who support the main performer.
Providing support for the main performer.
The act of boycotting.
To abstain, either as an individual or a group, from using, buying, or dealing with someone or some organization as an expression of protest.