vi to take position in echelon.
2. echelon ·noun an arrangement of a fleet in a wedge or v formation.
3. echelon ·vt to place in echelon; to station divisions of troops in echelon.
4. echelon ·noun an arrangement of a body of troops when its divisions are drawn up in parallel lines each to the right or the left of the one in advance of it, like the steps of a ladder in position for climbing. also used adjectively; as, echelon distance.