die on one's feet
• come to a sudden or premature end.
• "critics said the show would die on its feet"
dead on one's feet
• extremely tired.
• "get some sleep—you must be dead on your feet"
Similar:
exhausted,
tired out,
worn out,
weary,
dog-tired,
bone-tired,
bone-weary,
ready to drop,
on one's last legs,
asleep on one's feet,
drained,
fatigued,
enervated,
debilitated,
spent,
jet-lagged,
out of breath,
breathless,
panting,
puffing,
puffed,
puffed out,
puffing and blowing,
gasping (for breath),
done in,
all in,
beat,
dead beat,
shattered,
bushed,
fagged out,
knocked out,
wiped out,
running on empty,
zonked out,
worn to a frazzle,
frazzled,
bushwhacked,
knackered,
whacked (out),
shagged out,
jiggered,
wabbit,
pooped,
tuckered out,
fried,
whipped,
stonkered,
toilworn,
fordone,
buggered,
rooted,
Opposite:
fresh as a daisy,
raring to go,