the.com/slump
Gravity's verdict on a body, a mood, or a market that's given up.
means A sudden or prolonged decline in performance, value, energy, or posture — the downward droop of things losing momentum.
from From 1670s English, likely imitative of the squelchy sound of something sinking into mud or a bog, kin to Norwegian slumpe, to fall by chance.
Spine firstOriginally meant sinking into mire, not failing.
Batter's curseAthletes dread it as a streak of misses.
Economic dipMilder than a crash, longer than a hiccup.