ədˈvæns buːst buːst ɪnˈkʌɹɪdʒ ɪnˈkɝɹɪdʒ fɜː(ɹ)ðə(ɹ) haɪk haɪk pɹəˈmoʊt pɹəˈməʊt increase or raise OPEC bumped up the price of oil boost the voltage in an electrical circuit give a boost to; be beneficial to The tax cut will boost the economy the act of giving hope or support to someone the act of giving a push he gave her a boost over the fence push or shove upward, as if from below or behind The singer had to be boosted onto the stage by a special contraption increase The landlord hiked up the rents contribute to the progress or growth of I am promoting the use of computers in the classroom an increase in cost they asked for a 10% rise in rates