for (one's) life

for (one's) life

Desperately, urgently, or frantically, because or as if one's life is at stake. With the outcome of this game determining whether they'll continue in the tournament, the team will need to play for their lives. The reactor is going to blow any minute—run for your lives! With the cancer progressing at an alarming rate, Mary is now fighting for her life.
See also: for, life
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

for life

for the remainder of one's life. The accident caused me to become blind for life. She will stay in prison for life.
See also: for, life
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

for life

Till the end of one's life.
See also: for, life
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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