Definition of underdog
1 : a loser or predicted loser in a struggle or contest
2 : a victim of injustice or persecution
Examples of underdog in a sentence
I always root for the underdog instead of the favorite.
As a lawyer, she consistently represented the underdog.
First Known Use of underdog
UNDERDOG Defined for English Language Learners
Definition of underdog for English Language Learners
: a person, team, etc., that is expected to lose a contest or battle
: a less powerful person or thing that struggles against a more powerful person or thing (such as a corporation)
UNDERDOG Defined for Kids
Definition of underdog for Students
: a person or team thought to have little chance of winning (as an election or a game)
Seen and Heard
What made you want to look up underdog? Please tell us where you read or heard it (including the quote, if possible).