trail (Noun) — A track or mark left by something that has passed. ex. "there as a trail of blood" ex. "a tear left its trail on her cheek"
trail (Noun) — A path or track roughly blazed through wild or hilly country.
trail (Noun) — Evidence pointing to a possible solution. ex. "the trail led straight to the perpetrator"
trail (Verb) — To lag or linger behind. ex. "But in so many other areas we still are trailing"
trail (Verb) — Go after with the intent to catch. ex. "The policeman trailed the mugger down the alley"
trail (Verb) — Move, proceed, or walk draggingly or slowly. ex. "The Mercedes trailed behind the horse cart" ex. "John trailed behind his class mates"
trail (Verb) — Hang down so as to drag along the ground. ex. "The bride's veil trailed along the ground"
trail (Verb) — Drag loosely along a surface; allow to sweep the ground. ex. "The toddler was trailing his pants"
trail (Verb) — Show a trailer; release or publish a preview.