A person or collection of people - usually friends - who walk obnoxiously slow down school, work, or other hallways. Ranging from young, middle school students to gatherings of gossiping mothers, the walkers therein make no effort to move to the side or otherwise out of the way to allow for flow of human traffic.
Someone lacking in testicular fortitude. Takes his girlfriends little yappy ankle biting pursedogs for walks in public displaying her complete dominance over his actions.
Bob: " that guy is such a pussy"
Jim: "what a poodle walker."
A janitor at Valve Inc. game studios, often confused with Robin Walker, a beloved programmer of the same place of employment. He was first delivered to fame by the Team Fortress 2 podcast "KritzKast".
"Yo, Kev! Kevlar Keino! Nothin' gets through the wall of Kevlar Kevin Walker!"
"So, Mr. Kevin Walker, can you tell us about the direction TF2's gonna be taking?"