Conical tent (5)
'conical tent' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for tepee that I've seen before include "home for Native Americans" , "Native American tent" , "Wherein Sioux" , "Traditional tent of N American aborigine" , "temporary shelter" .)
(Other definitions for teepee that I've seen before include "Conical tent of American Indians" , "Wigwam" , "Conical American Indian tent" , "N. American native tent" , "Cone-shaped tent of animal skins" .)