(American football, Canadian football) The five players comprising the center, the left and right offensive guards, and the left and right offensive tackles who are positioned around the ball at the line of scrimmage.

(military) Arrangement of troops for marching. / (military) Course or direction taken by an army or body of troops in marching.

(stockbreeding) Breeding by a certain family line of descent, especially in the selection of the dam or mother.

(military) That portion of a theater of war] which an army passes over in attaining its object.

(palmistry) A line on the palm of the hand, curving about the base of the thumb, supposed to indicate, by its form or position, the length of a person's life.

Engraving in which the effects are produced by lines of different width and closeness, cut with the burin upon copper or similar material; also, a plate so engraved.

(engineering) to put in alignment; to put in correct adjustment for smooth running / (transitive) To put things in a line / (intransitive) To get into a line.

(physics) An imaginary line in a field of force, whose tangent at any point gives the direction of the field at that point and whose number through unit area perpendicular to the field represents its intensity.

(countable, uncountable, business) The final balance; the amount of money or profit left after everything has been tallied. / (idiomatic) The summary or result; the most important information.

(nautical, military) A large square-rigged warship large enough to have a place in the line of battle, with up to 140 guns on at least two decks. A capital ship from the age of sail, superior to a frigate; usually, a seventy-four, or three-decker.