From The Collaborative International Dictionary of English v.0.48:
Trail \Trail\ (tr[=a]l), v. t. [imp. & p. p. Trailed; p. pr. & vb. n. Trailing.] [OE. trailen, OF. trailler to trail a deer, or hunt him upon a cold scent, also, to hunt or pursue him with a limehound, F. trailler to trail a fishing line; probably from a derivative of L. trahere to draw; cf. L. traha a drag, sledge, tragula a kind of drag net, a small sledge, Sp. trailla a leash, an instrument for leveling the ground, D. treilen to draw with a rope, to tow, treil a rope for drawing a boat. See Trace, v. t.] [1913 Webster] 1. (a) To hunt by the track; to track. (b) to follow behind. (c) To pursue. --Halliwell. [1913 Webster +PJC]
2. To draw or drag, as along the ground. [1913 Webster]
And hung his head, and trailed his legs along. --Dryden. [1913 Webster]
They shall not trail me through their streets Like a wild beast. --Milton. [1913 Webster]
Long behind he trails his pompous robe. --Pope. [1913 Webster]
3. (Mil.) To carry, as a firearm, with the breech near the ground and the upper part inclined forward, the piece being held by the right hand near the middle. [1913 Webster]
4. To tread down, as grass, by walking through it; to lay flat. --Longfellow. [1913 Webster]
5. To take advantage of the ignorance of; to impose upon. [Prov. Eng.] [1913 Webster]
I presently perceived she was (what is vernacularly termed) trailing Mrs. Dent; that is, playing on her ignorance. --C. Bronte. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Trail \Trail\, v. i. 1. To be drawn out in length; to follow after. [1913 Webster]
When his brother saw the red blood trail. --Spenser. [1913 Webster]
2. To grow to great length, especially when slender and creeping upon the ground, as a plant; to run or climb. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Trail \Trail\, n. 1. A track left by man or beast; a track followed by the hunter; a scent on the ground by the animal pursued; as, a deer trail. [1913 Webster]
They traveled in the bed of the brook, leaving no dangerous trail. --Cooper. [1913 Webster]
How cheerfully on the false trail they cry! --Shak. [1913 Webster]
2. A footpath or road track through a wilderness or wild region; as, an Indian trail over the plains. [1913 Webster]
3. Anything drawn out to a length; as, the trail of a meteor; a trail of smoke. [1913 Webster]
When lightning shoots in glittering trails along. --Rowe. [1913 Webster]
4. Anything drawn behind in long undulations; a train. "A radiant trail of hair." --Pope. [1913 Webster]
5. Anything drawn along, as a vehicle. [Obs.] [1913 Webster]
6. A frame for trailing plants; a trellis. [Obs.] [1913 Webster]
7. The entrails of a fowl, especially of game, as the woodcock, and the like; -- applied also, sometimes, to the entrails of sheep. [1913 Webster]
The woodcock is a favorite with epicures, and served with its trail in, is a delicious dish. --Baird. [1913 Webster]
8. (Mil.) That part of the stock of a gun carriage which rests on the ground when the piece is unlimbered. See Illust. of Gun carriage, under Gun. [1913 Webster]
9. The act of taking advantage of the ignorance of a person; an imposition. [Prov. Eng.] [1913 Webster]
Trail boards (Shipbuilding), the carved boards on both sides of the cutwater near the figurehead.
Trail net, a net that is trailed or drawn behind a boat. --Wright. [1913 Webster]