Definition of build one's hopes up in English:

build one's hopes up

Become ever more hopeful or optimistic about something: don’t build your hopes up, Julia, you’ll only get hurt
More example sentences
  • We had been building our hopes up of getting into the Premiership, but then had it snatched away from us at the very end.
  • You know at every stage of in vitro fertilisation that treatment could fail so it's best not to build your hopes up.
  • I knew I would walk again although I was told not to build my hopes up too high.
See parent entry: build

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Word of the day deictic
Pronunciation: ˈdīktik
denoting a word whose meaning depends on context...