ketchup

A condiment consisting of a thick, smooth-textured, spicy sauce usually made from tomatoes.

See catchup.

A pureed table sauce made predominantly from tomatoes, flavored with onions, sugar, salt and spices; called also tomato ketchup. The term is also applied to pureed sauces containing mushrooms, walnuts, etc., being called in such cases mushroom ketchup, walnut ketchup, etc.

A tomato–vinegar based sauce.

Such a sauce more generally (not necessarily based on tomatoes), or a specific brand or kind of such sauce – see usage notes below.

thick spicy sauce made from tomatoes