from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. One who bickers; one who engages in nagging or trivial arguing.
from the GNU version of the Collaborative International Dictionary of English
- n. One who bickers.
from The Century Dictionary and Cyclopedia
- n. One who bickers, or engages in petty quarrels.
bicker + -er (Wiktionary)
It's as if the choice of who would make a better president of the United States should be made on the basis of who's the better bickerer.