Definition of strike up or strike something up in English:

strike up (or strike something up)

1(Of a band or orchestra) begin to play a piece of music: they struck up the “Star-Spangled Banner.”
More example sentences
  • It began when a band struck up the opening hymn and a huge screen unfurled with a little bouncy ball popping across the words so everyone could sing along.
  • There was an awkward silence and then the band began to strike up.
  • The band struck up a catchy, fast-paced jazz beat, and Victoria began to sing.
Synonyms
begin to play, start playing
1.1 (strike something up) Begin a friendship or conversation with someone, typically in a casual way.
More example sentences
  • You could always strike up a conversation with someone on the mall bench next to you.
  • We might strike up a friendship, become pen pals, visit each other.
  • They were boisterous but friendly, delighting in striking up friendships with the locals.
Synonyms
begin, start, commence, embark on, establish
See parent entry: strike

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