Definition of boost | Collins English Dictionary

boost (buːst)

encouragement, improvement, or help ⇒ a boost to morale
an upward thrust or push ⇒ he gave him a boost over the wall
an increase or rise ⇒ a boost in salary
a publicity campaign; promotion
the amount by which the induction pressure of a supercharged internal-combustion engine exceeds that of the ambient pressure

to encourage, assist, or improve ⇒ to boost morale
to lift by giving a push from below or behind
to increase or raise ⇒ to boost the voltage in an electrical circuit
to cause to rise; increase ⇒ to boost sales
to advertise on a big scale
to increase the induction pressure of (an internal-combustion engine) above that of the ambient pressure; supercharge

C19: of unknown origin

View thesaurus entry

= bolster, further, raise, support, inspire, sustain, assist, improve, encourage, foster, swell, uplift, shore up, buoy up,

British English: boost If one thing boosts another, it causes it to increase, improve, or be more successful.It wants the government to take action to boost the economy.buːst VERB It wants the government to take action to boost the economy.
Spanish: estimular v
French: revigorer vt
German: ankurbeln v
Chinese: 增加 v
Arabic: يُعْزِز v
Portuguese: aumentar v
Russian: поднимать v
Croatian: poticati v
Czech: posílit v posilovat
Danish: forbedre v
Dutch: stimuleren v
Finnish: vahvistaa v
Greek: ανυψώνω v
Italian: aumentare v
Japanese: 高める v
Korean: 끌어올리다 v
Norwegian: forsterke v
Polish: podwyższyć v podwyższać
Brazilian Portuguese: aumentar v
European Spanish: estimular v
Swedish: skryta v
Thai: ส่งเสริม v
Turkish: yüreklendirmek v
Vietnamese: đẩy mạnh v

Her stories have an astronomically high mortality rate: the characters are ruthlessly killed off to boost the Kleenex count.
Alex George, LOVE YOU MADLY (2002)
The relocation of Whitehall civil servants as well as BBC employees will boost the property market in Manchester and surrounding areas.
Country Life (2005)
Mr Cheney's arrival may provide the necessary boost to ensure the success of Gen Zinni's efforts.
Irish Times (2002)
Earlier this year, it signed up a commercial recruitment agency in an attempt to boost its numbers.
Glasgow Herald (2001)
They give you that `oomph' factor, that boost you need to keep going.
Colette Harris, With Theresa Cheung, PCOS DIET BOOK: How you can use the nutritional approach to deal with polycystic ovary syndrome (2002)