blow (something) out of (all) proportion

blow (something) out of (all) proportion

To make something seem more important, negative, or significant than it really is; to exaggerate something or focus unncessary attention on something. I'm sure he didn't mean anything by that comment—don't blow it out of proportion. Of course she's mad at me because I didn't call her back—you can always count on my mom to blow something out of all proportion!
See also: blow, of, out, proportion