Related Clues:

• Protest-sign phrase
• Take out of circulation
• Put out to pasture
• Quit for good, jobwise
• Quit work
• 'You Can't __ Again'
• Round third
• Submit, as homework
• "Get outta here!"
• ''The show's over!''
• Hang up one's cleats
• Conclude a career
• Leave one's post, possibly
• 'Beat it, kid!'
• Admonition to a Yankee