Definition of "coastline" []

• The shape, outline, or boundary of a coast. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The district, which stretches from northern Broward County into Palm Beach County just miles inland from Florida's Atlantic coastline, is heavily Democratic, and Deutch dramatically outraised Lynch."
• "The USA coastline is being destroyed, because of self-interest, self-serving greedy people."
• "Since we have no control over where those countries drill, how can we protect our coastline from a mishap from one of these International rigs?"