stop (one's) clock(redirected from stop somebody's clock)
stop (one's) clock
dated To kill one; to limit the amount of time one has left in one's life. One would expect him to be resentful to have a disease stop his clock at such a young age, but Jacob remains in good spirits and optimistic about finding a cure.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
stop someone's clock
Kill someone, as in They threatened to stop his clock if he appeared on the witness stand. This expression transfers the ticking of a clock to the progress of one's life. [Slang; 1940s]
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.