flake out
"Flake out" is a casual expression commonly used in conversational English to describe either falling asleep from exhaustion or failing to keep a commitment.
Definition
B2Everyday Life
(informal)To fall asleep or become extremely tired suddenly.
Example
- After the long hike, he flaked out on the sofa.
B2Social Situations
(informal)To cancel or fail to follow through on a commitment or plan, often unexpectedly.
Example
- She promised to help me move, but she flaked out at the last minute.
Similar
Terms that have similar or relatively close meanings to "flake out":
flare outflame outbomb outcrap outfizzle outflunk outfly outfall outflip outfag outfall throughcrash outfly offfling outduck outchimp outpass outflare upstall outfalling outspark outfall awayslip outfish outbug outconk outfreak outpan outfall offpoop outbail outlay an eggfade awayfoul outblow offfluff outcop outfall upfall topeg outjump outsputter outfall foulspin outflame uptake a fluttertrip outcome a cropperspaz outfall backflail aboutfly the coopflatten outcrack outleak outblow overfall flat on one's faceblow outfall off one's perchdrop outfall togetherdrop the ballburst outfall apartfall overlet flybust outpop outtake a divefunk outslip offfire outgo belly-uptake flightball outblank outfoul uppop offtap outgo off the boilslug outflop sweatdrop behindbelly flopshake outthrow offback outbreak outblow upfall downstrike outflip one's lidfade outflash in the pantweak outrig out