at the end of rope
at the end of (one's) rope
Completely worn out, exasperated, or exhausted; having no more patience, endurance, or energy left. Joshua started throwing a tantrum this afternoon, and with all the other things I have to get done, I'm at the end of my rope! Daniel's been at the end of his rope for weeks now—he has seriously got to get a different job!
at the end of one's ropeand at the end of one's tether
Fig. at the limits of one's endurance. I'm at the end of my rope! I just can't go on this way! These kids are driving me out of my mind. I'm at the end of my tether.
at the end of (one's) rope/tether
Out of energy or patience; exhausted or exasperated.
end of one's rope/tether, at the/come to the
To have exhausted one’s resources or abilities. The term alludes to a tethered (roped) animal that can graze only as far as the length of the rope permits. “Being run to the end of his Rope, as one that had no more Excuses to make,” wrote Sir John Chardin in 1686 (The Coronation of Solyman the Third). “I am at the end of my tether” was close to being a cliché by the time Royall Tyler used the line in his comedy The Contrast (first U.S. production in 1787).