Pronunciation: (rā'tur), [key]
1. a person who makes rates or ratings.
2. a person or thing that is of a specific rating (usually used in combination): The show's star is a first-rater.
3. Slang.any of various small, popular yachts belonging to standard classes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.