be a peach(redirected from are a peach)
be a peach
To be wonderful or sweetly helpful. Sometimes used as a condescending imperative. You brought me coffee? Ah, you're a peach. Thank you much for picking up the cupcakes on your way to the party—you're a peach. Hey, Sally? Be a peach and go fetch me a latte from the coffee shop on the corner.
See also: peach
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.