adj. rich·er, rich·est 1. Having great material wealth: He was so rich he didn't have to work.
2. a. Having great worth or value: a rich harvest.
b. Made of or containing valuable materials: rich cabinetry.
c. Magnificent; sumptuous: a rich banquet.
3. Abundant or productive, as:
a. Having an abundant supply: Meat is rich in protein.
b. Abounding in natural resources: a rich region.
c. Having many nutrients for plant growth; fertile: rich land.
d. Very productive and therefore financially profitable: rich seams of coal.
4. a. Containing a large amount of choice ingredients, such as butter, sugar, or eggs, and therefore unusually heavy or sweet: a rich dessert.
b. Strong in aroma or flavor: a rich coffee.
c. Containing a large proportion of fuel to air: a rich gas mixture.
5. a. Pleasantly full and mellow: a rich tenor voice.
b. Warm and strong in color: a rich brown velvet.
6. a. Highly varied: a museum showcasing a rich assortment of artworks.
b. Highly developed or complex: rich musical harmonies.
7. Informal Highly amusing, often for being absurd or preposterous.