Circus item (4)
'circus item' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for tent that I've seen before include "Marquee" , "pavilon" , "Part of camp?" , "Temporary residence" , "Canvas shelter; wine" .)
(Other definitions for trapeze that I've seen before include "Swing used by circus acrobats" , "Swing-like apparatus" , "Seat on end of ropes" , "High swing" , "Circus attraction" .)