1. To move over a surface by taking steps with the feet at a pace slower than a run: a baby learning to walk; a horse walking around a riding ring.
2.
a. To go or travel on foot: walked to the store.
b. To go on foot for pleasure or exercise; stroll: walked along the beach looking for shells.
c. To move in a manner suggestive of walking: saw a woodpecker walking up the tree trunk.
3. To conduct oneself or behave in a particular manner; live: walks in majesty and pride.
4. To appear as a supernatural being: The specter of famine walks through the land.
5. Informal
a. To go out on strike.
b. To resign from one's job abruptly; quit.
c. To be acquitted: The alleged killer walked.
6.
a. Baseball To go to first base after the pitcher has thrown four pitches ruled as balls.
b. Basketball To move illegally while holding the ball; travel.
7. Obsolete To be in constant motion.