- nutshell⇄expr. in a nutshell, in very brief form; in a few words.
Ex. You have my history in a nutshell (Robert Browning). - nutshell⇄noun 1. the shell of a nut; hard outside covering within which the kernel of a nut is enclosed.
2. something extremely small or scanty. - nutshell⇄nutshell, noun, verb.
- nutshell⇄v.t. to put in a nutshell; summarize.