0 two performers, especially comedians (= performers who make people laugh by saying or doing funny things), who perform together: --
The pond is a physical and chemical double act, gravel and plants working together to create a well-balanced natural filtration and cleaning system.
When the hotel's general manager retired, the role was split between the two brothers, who made an impressive double act.
Leeds United's Norwegian double act are hoping that their outstanding performances this season can get them into the European Championships.
Everyone knew Ant and Dec as Britain's favourite TV double act.
Both women had theatrical experience before teaming up as a comedy double act.
They formed a double act for nightclubs and theatres, calling themselves the Blackburn Twins.