1. n. Food that is prepared and eaten, usually at a specific time, and usually in a comparatively large quantity (as opposed to a snack, which is a comparatively small quantity of food).
Breakfast is the morning meal, lunch is the noon meal, and dinner, or supper, is the evening meal.
2. n. Food served or eaten as a repast.
3. n. (obsolete) A time or an occasion.
4. n. The coarse-ground edible part of various grains often used to feed animals; flour or a coarser blend than flour.
5. n. (UK dialectal) A speck or spot.
6. n. A part; a fragment; a portion.
7. v. To defile or taint.
Were he meal'd with that / Which he corrects, than were he tyrannous. ― Shakespeare.