Circus shelter (5)
'circus shelter' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for tent that I've seen before include "Portable shelter for camper" , "Portable shelter - red wine" , "Camping accommodation" , "Collapsible shelter" , "Temporary shelter" .)
(Other definitions for tents that I've seen before include "Temporary shelters" , "Portable shelters" , "Accommodation" , "Canvas shelters" .)