Related Clues:

• Shout out
• Match the bet
• 'Steeeerike!', e.g.
• Work a square dance
• Buzz
• Ump's ruling
• Curtain or cattle adjunct
• Note in nature
• Nest sound
• Convoke
• Referee's decision
• Canary's call
• Sing like the birdies sing
• Match, in poker
• Wake-up calls