flake out phrasal verbphr v informal a) SLEEP British EnglishBrE to fall asleep because you are extremely tired （累得）睡着 Phil’s flaked out on the sofa. 菲尔累得在沙发上睡着了。
b) American EnglishAmE to do something strange, or to not do what you said you would do 行为古怪；食言 on Kathy said she’d help but she flaked out on us. 凯茜说过会帮忙的，但她对我们食言了。
flake on• He'd flaked out on my bed.
→ flake out at flake2(1)