cracked up to be

cracked up to be something

 and cracked up to be; cracked up as something
alleged or understood to be something. She was cracked up to be a pretty good player. She was cracked up as a pretty good golfer. (Used with the negative.) He is not the problem solving CEO that he was cracked up to be.
See also: cracked, up

cracked up to be

mod. supposed to be. This pizza isn’t what it’s cracked up to be.
See also: cracked, up