What is the meaning of Walk_out?

To stage a walkout or strike.

To leave suddenly, especially as a form of protest.

To go out with; to be romantically involved.

To go for a walk outdoors; to go out.

To accompany (someone) as they leave a house or other building.

To continue or persist in carrying (something) out or following through (with something); to persevere.

To step away with when carrying the weight in order not to hit the rack it was lifted off from during execution of the exercise.

Source: wiktionary.org