Definitions of walk:

• noun:   the act of traveling by foot

  Example: "Walking is a healthy form of exercise"

• noun:   the act of walking somewhere

  Example: "He took a walk after lunch"

• noun:   a slow gait of a horse in which two feet are always on the ground
• noun:   a path set aside for walking

  Example: "After the blizzard he shoveled the front walk"

• noun:   manner of walking

  Example: "He had a funny walk"

• noun:   (baseball) an advance to first base by a batter who receives four balls
• noun:   careers in general

  Example: "It happens in all walks of life"

• verb:   be or act in association with

  Example: "We must walk with our dispossessed brothers and sisters"

• verb:   live or behave in a specified manner

  Example: "Walk in sadness"

• verb:   obtain a base on balls
• verb:   give a base on balls to
• verb:   take a walk; go for a walk; walk for pleasure

  Example: "The lovers held hands while walking"

• verb:   use one's feet to advance; advance by steps

  Example: "Walk, don't run!"

• verb:   make walk

  Example: "He walks the horse up the mountain"

• verb:   accompany or escort

  Example: "I'll walk you to your car"

• verb:   traverse or cover by walking

  Example: "Walk the tightrope"

• verb:   walk at a pace

  Example: "The horsese walked across the meadow"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #7634)