phrasal
1.
a. : to steal and take away
a sneak thief who walked off with $35,000 — New York Times
b. : to take over unexpectedly from someone else : steal II 1g
a bit player who walked off with the show
2. : to win or gain especially by outdoing one's competitors without difficulty
after mortgaging off their costs … they were able to walk off with $2,084,823 in profits — Time
thirty-four stories which have walked off with first prizes — James Kelly