Read the dictionary definition of crested. All definitions for this word.
1. (of a knight's helmet) having a decorative plume
2. (of a bird or animal) having a usually ornamental tuft or process on the head; often used in combination
1. golden crested
2. crested iris
3. crested oriole
4. tufted duck
5. tufted loosestrife
3. bearing an heraldic device