CATWALK
catwalk
(noun) narrow pathway high in the air (as above a stage or between parts of a building or along a bridge)
catwalk
(noun) narrow platform extending out into an auditorium; “models displayed clothes on a catwalk at the fashion show”
Source: WordNet® 3.1
Etymology
Noun
catwalk (plural catwalks)
(nautical) An elevated enclosed passage providing access fore and aft from the bridge of a merchant vessel.
Any similar elevated walkway.
A narrow elevated stage on which models parade; a runway
(by extension, "the catwalk") The business of making clothes for fashion shows.
Synonyms
• (platform for fashion shows): runway
Source: Wiktionary