2 definition by Birdie

Top Definition

Poobasiousness is the demonstration of Grand Poobasity

"Her Poobasiousness is making me feel nauseousness."

by Birdie June 12, 2014

Any Seahawk team member, whether player, coach, etc... who was an official contributor to the team during any season in which the Seattle Seahawks played in the Super Bowl, regardless of the year.

Seattle Seahawk players Kam Chancellor Russell Williams Marshawn Lynch and Richard Sherman have been some of the greatest bowl birds of all time

by Birdie December 27, 2014

Buy a Bowl Birds mug!