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cooler heads prevail
Calm people, thoughts, or actions triumph in the end. Thankfully, cooler heads prevailed in our fight against the school board, and we were able to reach a compromise.
cooler heads will prevail
Calm people, thoughts, or actions will triumph in the end. Please, everyone, calm down! I think that cooler heads will prevail in this fight against the school board.
prevail (up)on (one) to (do something)
To try to persuade, appeal to, or influence one to do something. We've prevailed upon members of congress to introduce legislation that will protect our citizens' jobs. I will prevail on him to speak at the assembly.
prevail against (someone or something)
To overcome and succeed against someone or something. I believe as strongly today as I did when I was younger that love will always prevail against hate in the long run. No one expected our team to prevail against the defending champions, but we found it in ourselves to win.
cooler heads prevail
Fig. the ideas or influence of less emotional people prevail. (Used of a tense situation.) One hopes that cooler heads will prevail and soon everything will calm down.
prevail against someone or something
to win out over someone or something; to dominate someone or something. You will not prevail against me! I am sure that our team will prevail against the challengers.
prevail (up)on someone or something (to do something)
to appeal to someone or a group to do something. (Upon is formal and less commonly used than on.) I will prevail upon her to attend the meeting. I prevailed on the committee to no avail.
Successfully persuade or influence, as in They prevailed on me to speak at their annual luncheon. This term uses prevail in the sense of "exert superior force." It replaced prevail with in the mid-1600s.
prevail onor prevail upon
To successfully persuade or induce someone to do something: We prevailed on the committee to stop the developers from building a shopping mall. Lobbyists prevailed upon the president to veto the legislation.