Oodles/ˈuːdlz/ Definition 1 of 2Pro Tip 1/3Colloquial Usage Used in casual conversation, not in formal writing or speech. I've got oodles of ideas for your birthday party. Pro Tip 2/3Exaggerated Quantity Implies a very large number, often more than what's exact or factual. She seems to have oodles of friends on social media. Pro Tip 3/3Not For Measurements Avoid using it when precise quantities are required, such as in recipes or reports. Don't say: Add oodles of salt. Say: Add two teaspoons of salt.