Definitions
1.nounA push from behind, as to one who is endeavoring to climb.
2.nounSomething that helps, or adds power or effectiveness; assistance."The controversy gave a boost to the author's sales."
3.noun(automotive engineering) A positive intake manifold pressure in cars with turbochargers or superchargers.
4.verbTo lift or push from behind (one who is endeavoring to climb); to push up.
5.verb(by extension) To help or encourage (something) to increase or improve; to assist in overcoming obstacles."This campaign will boost your chances of winning the election."
6.verbTo steal.
7.verbTo jump-start a vehicle by using cables to connect the battery in a running vehicle to the battery in a vehicle that won't start.
8.verbTo give a booster shot to.
9.verbTo amplify; to signal boost.