marinade UK /ˌmaɹɪˈneɪd/US /ˌmɛɹɪˈneɪd/noun 1verb 1forms 3 noun1 •A seasoned, often acidic liquid mixture in which food is marinated, or soaked, usually to flavor and prepare it for cooking.I like to use a lemon marinade with chicken. verb1 •To marinate. formsmarinaded · marinading · marinades