tread water

tread water idiom
Expend effort that maintains one's status but does not make much progress toward a goal, as in He was just treading water from paycheck to paycheck. This idiom alludes to the term's literal meaning, that is, “keep one's head above water by remaining upright and pumping the legs.”

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.

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