badminton played with two players on each side
"We spent the afternoon playing doubles at the local tennis court, even though it was originally designed for that sport."
tennis played with two players on each side
"The doubles match ended in a close rally that lasted over twenty minutes."
plural of double
"The tennis tournament featured several doubles matches where teams competed against each other."
a game between pairs of players
In plain English: Doubles is when two people team up to play against another pair of players in sports like tennis, badminton, or volleyball.
"The doubles match was exciting because they worked perfectly together to win the game."
Third-person singular simple present indicative form of double
"She doubles her usual serving size when she is on a diet."
In plain English: To doubles means to make something twice as big, fast, or strong by multiplying it by two.
"The team needs two more players to complete their doubles lineup for the tournament."
plural of Double
"The doubles match featured two teams competing against each other on the court."