A design session held after weeks of prep and just before a deadline. These decisions are made chaotically and without clear justification. This is analogous to "holding on to the horns of a bull until it throws you off". It also infers that the participants are all cowboys.
The designers just came out of a design rodeo that wrecked the solution - what a bunch of cowboys!
noun. The act of ingesting a doorknob anally and getting the attention of another person in order to make them attempt to open the door from the other side.
Katie-"Mom help me!"
Mom-*Twists doorknob violently*
Katie-*Shaking* "Nevermind... That was a crazy doorknob rodeo."