Dic: settle for something

• Virginia was a perfectionist. She was just not prepared to settle for anything mediocre. 
• We wanted a redone, but settled for a blue one. 
• Ask your grocer for Wilson's canned corn—the best corn in cans. Don't settle for less.

1. PHRASAL VERB | If you settle for something, you choose or accept it, especially when it is not what you really want but there is nothing else available. 
2. to agree to accept something (even though something else would be better). 

.... Cobuild, http://idioms.thefreedictionary.com/settle