The team is looking to 'defend' its national title. [=to win the national title again]
As a U.S. senator, it is my responsibility to 'defend' [='uphold'] the Constitution.
She successfully 'defended' her championship. [=she won the championship again]
(..) but I am every bit as much a Northerner as you. Indeed you are, my lady. No one has questioned... And I don't need your permission to defend the North. We'll begin training every man, woman, boy, and girl on Bear Island. Aye! While we're preparing for attack, (..)2017 TvShow: Game of Thrones Title: Dragonstone Season: 7 Episode 1
(..) will drill daily with spears, pikes, bow and arrow. It's about time we taught these boys of summer how to fight. Not just the boys. We can't defend the North if only half the population is fighting. You expect me to put a spear in my granddaughter's hand? I don't plan on knitting by the (..)2017 TvShow: Game of Thrones Title: Dragonstone Season: 7 Episode 1