"To marinate the vegetables" means to soak them in a mixture of flavorsome liquids like oil, vinegar, herbs, and spices for a certain amount of time, so they can absorb and enhance their taste and texture. Full definition
But I'm known for filling up the empty spots on the grill with marinated vegetables — zucchini, mushrooms, onions, you name it! (itisakeeper.com)
Edited by Molly S. Wales — Photos by Dry Creek Kitchen Recipes: Parsley and Garlic Crusted Quailwith Heirloom Tomatoes Marinated Vegetables for the Grill Renowned chef Mark Purdy's education began early, on the small island of Nantucket where he and his brother caught blue fish at the beach down the street from their summer home. (fieryfoodscentral.com)