Definition of "relinquish"

relinquish

/ɹɪˈlɪŋkwɪʃ/

verb
third-person singular simple present relinquishes, present participle relinquishing, simple past and past participle relinquished
1. (transitive) To give up, abandon or retire from something. To trade away.
  Quotations
  With this issue Mr. W. A. Willox regretfully relinquishes the editorship of THE RAILWAY MAGAZINE
  1942 February, Railway Magazine, page 62
2. (transitive) To let go (free, away), physically release.
3. (transitive) To metaphorically surrender, yield control or possession.
  Quotations
  But it was the most fleeting of false dawns. Dmitri Yachvilli slotted a penalty from distance after Flood failed to release his man on the deck, and France took a grip they would never relinquish.
  2011, Tom Fordyce, “Rugby World Cup 2011: England 12-19 France”, in BBC Sport‎
4. (transitive) To accept to give up, withdraw etc.