[noun] a track or mark left by something that has passed; "there as a trail of blood"; "a tear left its trail on her cheek"
[noun] a path or track roughly blazed through wild or hilly country
[noun] evidence pointing to a possible solution; "the police are following a promising lead"; "the trail led straight to the perpetrator" Synonyms:lead, track
[verb] move, proceed, or walk draggingly pr slowly; "John trailed behind behis class mates"; "The Mercedes trailed behind the horse cart" Synonyms:shack
[verb] hang down so as to drag along the ground; "The bride's veiled trailed along the ground"
[verb] drag loosely along a surface; allow to sweep the ground; "The toddler was trailing his pants"; "She trained her long scarf behind her" Synonyms:train