Be (as) thin as a rake British simile
Be extremely thin or slender
I don't know why I'm still thin as a rake, even though I eat a lot.
I'd always been as thin as a rake but my weight went up to more than 60 kilograms after giving birth.
Used to indicate a thin sheet of ice under which water has already receded.
If you say that someone is all skin and bones, you mean that she is very skinny and even emaciated.
Used to describe someone is extremely skinny.
The verb "be" should be conjugated according to its tense.
The phrase came from the prologue of Chaucer's Canterbury Tales c. 1387 in the work 'As lean was his horse as is a rake'.
Daughter: So I really want all my friends to have a great time. I was thinking it would be a good idea to have some candy out on the tables for people to snack on.
Mother: Well, if you want them to really enjoy themselves, candy is dandy but liquor is quicker.