get/keep somebody onside
get (someone) onside
To gain someone's support or approval. If we can get the CEO onside, it would definitely help us to further this initiative.
keep (someone) onside
To maintain someone's support or approval. If we want to expand our initiative, then we definitely need to keep the CEO onside.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
get/keep somebody onˈsideget/keep somebody’s support: The government needs to keep the major national newspapers onside to help win votes in the election.
Farlex Partner Idioms Dictionary © Farlex 2017