be tough(redirected from is tough)
To be stern or commanding with someone. Tell Aunt Margie that she needs to be tough with the kids, or else they'll never listen to her.
See also: tough
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
be/get ˈtough (on/with somebody)be strict with somebody whose behaviour you do not like; be ready to punish somebody: It’s time to get tough with football hooligans. ♢ be tough on crime
Farlex Partner Idioms Dictionary © Farlex 2017