n. the act of giving hope or support to someone

n. the act of giving a push; "he gave her a boost over the fence"

n. an increase in cost; "they asked for a 10% rise in rates"

v. give a boost to; be beneficial to; "The tax cut will boost the economy"

v. of engines

v. push or shove upward, as if from below or behind; "The singer had to be boosted onto the stage by a special contraption"

v. increase; "The landlord hiked up the rents"

v. contribute to the progress or growth of; "I am promoting the use of computers in the classroom"