Astronauts' go-ahead signal

• Just great
• Apollo affirmative
• Good and well
• NASA's yes
• Astronaut's "perfect"
• Astronaut's 'thumbs-up'
• First-rate
• Astronauts' "all right"
• Perfect, to Armstrong

Wikipedia Word definitions in Wikipedia
AOK is a studio album by Polish singer and dancer Mandaryna , released in 2009.