What is another word for old war horse?
Pronunciation: [ˈə͡ʊld wˈɔː hˈɔːs] (IPA) 
The phrase "old war horse" typically refers to someone who is experienced and wise, often in the context of politics or military affairs. However, there are several other terms that can be used to convey a similar meaning. For example, one might describe such a person as a seasoned veteran, a tried and true leader, or a battle-tested expert. Other synonyms might include a sage, a guru, an elder statesman, or a seasoned campaigner. Regardless of the specific term used, the implication is that this person has seen and done it all, and is able to provide invaluable guidance and support to others in similar situations.
