trail

1 trail /ˈtreɪl/ verb
trails; trailed; trailing
1 trail
/ˈtreɪl/
verb
trails; trailed; trailing
Britannica Dictionary definition of TRAIL
1 
a  [+ object] : to pull (something) behind you especially on the ground
b  [no object] : to be pulled behind someone or something
2 
: to walk or move slowly as you follow behind (someone or something)
[+ object]
[no object]
3 
: to be behind in a race or competition
[no object]
[+ object]
4 
[+ object] : to follow and watch or try to catch (someone or something)
5 
always followed by an adverb or preposition, [no object] : to move, flow, or extend slowly in a thin line
6 
[no object] : to hang down to the ground — see also trailing

trail away/off

[phrasal verb]
— used to say that someone's voice becomes softer and softer and then stops
2 trail /ˈtreɪl/ noun
plural trails
2 trail
/ˈtreɪl/
noun
plural trails
Britannica Dictionary definition of TRAIL
[count]
1 
: a path through a forest, field, etc.
— see also nature trail
2 
: the marks, signs, smells, etc., that are left behind by someone or something and that can often be followed
— sometimes used figuratively
— see also paper trail, vapor trail
3 
: a route that someone follows to go somewhere or achieve something

blaze a trail

— see 4blaze

hit the trail

chiefly US
: to begin a journey