open up meaning and definition

OPEN UP verb

Definition of open up (verb)

1. cause to open or to become open
   • "Mary opened the car door"
   • synonyms: open
   • antonym: close
2. become available
   • "an opportunity opened up"
   • synonyms: open
3. make available
   • "This opens up new possibilities"
   • synonyms: open
4. open up an area or prepare a way
   • "She pioneered a graduate program for women students"
   • synonyms: pioneer
5. start to operate or function or cause to start operating or functioning
   • "open a business"
   • synonyms: open
   • antonym: close
6. become open
   • "The door opened"
   • synonyms: open
   • antonym: close
7. talk freely and without inhibition
   • antonym: be quiet