An imaginary line on the Earth's surface at 180° longitude, mostly through the Pacific Ocean, to the east of which the calendar date is one day earlier than to the west.

(geography) A line on a map through points of equal elevation, often height above sea level.

plural of line

(film, theater) Words spoken by the actors. / (fortifications) Dispositions made to cover extended positions, and presenting a front in but one direction to an enemy.

Third-person singular simple present indicative form of line

(parachuting) The cord attached from the parachute pack to the plane, used to automatically deploy the parachute.

Alternative form of landline

(idiomatic) The best, or of the highest quality, especially among a range of products.

A string with clips on each end to hold socks together as a pair before placing them in the wash.

(rugby) A set piece where the hooker throws the ball into play between a row of players from each team. / (rugby) The lineup of players in a lineout (sense 1).