I. ˈ ̷ ̷ˌ ̷ ̷ noun
1. : an apparent line in the landscape at the juncture of earth and sky : horizon
towers … rising above the skyline — A.B.Osborne
2. : an outline (as of buildings or a mountain range) against the background of the sky
the newer skyscrapers … along the skyline of New York — Irish Statesman
the waving skyline of the foothills — C.W.Gordon
3. : a cable stretched taut between two spar trees and used as a track along which logs are hauled — compare slackline
• outline
II. transitive verb
: to outline against the sky
let us be … skylined on earth's highest hill — Sean O'Casey