Boost definition

(1) The act of giving hope or support to someone

(2) The act of giving a push

"He gave her a boost over the fence"

(3) An increase in cost

"They asked for a 10% rise in rates"

(4) Give a boost to; be beneficial to

"The tax cut will boost the economy"

(5) Increase or raise

"Boost the voltage in an electrical circuit"

(6) Push or shove upward, as if from below or behind

"The singer had to be boosted onto the stage by a special contraption"

(7) Increase

"The landlord hiked up the rents"

(8) Contribute to the progress or growth of

"I am promoting the use of computers in the classroom"