lifeline

play
noun life·line \ˈlīf-ˌlīn\

Definition of lifeline

  1. 1 :  a line (as a rope) used for saving or preserving life: as a :  a line along the outer edge of the deck of a boat or ship b :  a line used to keep contact with a person (as a diver or astronaut) in a dangerous or potentially dangerous situation

  2. 2 :  something regarded as indispensable for the maintaining or protection of life

Examples of lifeline in a sentence

  1. The river is the town's lifeline.

  2. The new jobs were an economic lifeline for a city in need of help.

  3. The radio was their lifeline to the outside world.

  4. They threw a lifeline to the man overboard.

1700

First Known Use of lifeline

1700


LIFELINE Defined for English Language Learners

lifeline

play
noun life·line \ˈlīf-ˌlīn\

Definition of lifeline for English Language Learners

  • : something which provides help or support that is needed for success or survival

  • : a rope used for saving the life of someone (such as someone who has fallen into water)


Learn More about lifeline


Seen and Heard

What made you want to look up lifeline? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to trick or confuse (someone)

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • alphabet-magnets
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ