Related Clues:

• Motto of the Seabees
• Not up in the air
• Fully confident
• 'No prob!'
• Positive type of attitude
• "Be glad to"
• "OK, fine"
• ''No problem''
• Unerring
• Casual affirmative
• ''Certainly''
• "OK!"
• 'Okay'
• Definite
• ''Naturally!''