blow it all

blow it all

To spend all of a sum of money frivolously or thoughtlessly. I don't have much money saved up, so I don't want to blow it all on a bike that isn't exactly what I want. Here's your Christmas money from Grandma. Now, don't go blowing it all on something stupid. He made millions with his hit single in the '80s, but he blew it all on his gambling addiction.
See also: all, blow
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
See also: