B2verb1K

Boost

UK /["/buːst/","/buːsts/","/ˈbuːstɪd/","/ˈbuːstɪŋ/"]/US /["/buːst/","/buːsts/","/ˈbuːstɪd/","/ˈbuːstɪŋ/"]/

Definition

to make something increase, or become better or more successful

In simple words: to increase or improve something

Examples

  • to boost exports/profits
  • to boost productivity/spending
  • The movie helped boost her screen career.
  • to **boost somebody’s confidence/morale**
  • Getting that job did a lot to **boost his ego** *(= make him feel more confident)*.
  • The new service helped boost pre-tax profits by 10%.
  • The total was boosted to nearly $200 by donations from parents.
  • an attempt to boost the number of barn owls living in the wild
  • to boost her chances of winning next month's election
  • A last-minute rush by Christmas shoppers boosted sales.

Usage notes

Used in various contexts, such as improving performance or enhancing qualities. Avoid in highly formal contexts.

Grammar pattern

boost + object

Memory hint

Think of a rocket boosting into the sky—it's increasing its height!

Collocations

  • considerably
  • dramatically
  • greatly
  • help (to)
  • to

Synonyms

  • enhance
  • increase
  • improve
  • elevate
  • amplify

Antonyms

  • decrease
  • diminish
  • reduce

Common mistakes

  • Confused with 'boast' – they have different meanings.
  • Using 'boost' with uncountable nouns incorrectly.
  • Confusing transitive use of 'boost' with intransitive.