v. To spend time improving ones appearance (often in front of a mirror).
the GNU version of the Collaborative International Dictionary of English
v. To be formal or affected in dress or manners; -- often with up.
The Century Dictionary and Cyclopedia
To dross or deck (one's self) in a formal and affected manner.
To be formal or affected.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. dress or groom with elaborate care
Word Usage
"Female bonobos and chimpanzees have been seen to put dead rats on their heads and "primp" themselves in the mirror, suggesting that even fashion and vanity are not unique to humans."