cooperate on (something)(redirected from cooperate on it)
cooperate on (something)
To work together (with someone or some group) to complete a particular task or goal. Getting my toddler to cooperate on anything is an impossible task. We are in no way blaming you for what happened, but you still have to cooperate on this police investigation.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.