be a wake-up(redirected from be a wake up)
be a wake-up
To be aware or conscious of something. Primarily heard in Australia. Is she a wake-up to her husband's illegal activities?
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
be a wake-up (or awake up)be fully alert or aware. Australian & New Zealand informal
Farlex Partner Idioms Dictionary © Farlex 2017