From Longman Dictionary of Contemporary Englishthrow yourself into somethingthrow yourself into somethingENTHUSIASTICto start doing an activity with a lot of effort and energy Since her husband died, she’s thrown herself into her work. → throw
Examples from the Corpus
throw yourself into something• Mary was so chagrined that she threw herself into a life of promiscuity.• She took the report, went out into the department and threw herself into her work with tight-lipped determination.• Since her husband died, she's thrown herself into her work.• He must throw himself into his work, forget her.• To keep things together, he threw himself into his work.• This caused such a stir that Harrison threw himself into the cause of medical reform.• Luckily, the boys heard the scuffle and ran out to throw themselves into the fray.• He tried for years without success until finally, in utter despair, he threw himself into the kiln.• Margarett threw herself into the trip. 