definition of
boost

[1] #1 boost n. [encouragement] the act of giving hope or support to someone. wn

[2] #2 boost v. [hike, hike up] increase; "The landlord hiked up the rents". wn

[3] #3 boost v. give a boost to; be beneficial to; "The tax cut will boost the economy". wn

[4] #4 boost n. [rise, hike, cost increase] an increase in cost; "they asked for a 10% rise in rates". wn

[5] #5 boost v. [promote, advance, further, encourage] contribute to the progress or growth of; "I am promoting the use of computers in the classroom". wn