Clue: "All systems go"

Answer: AOK

Length: 3

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Similar Clues:

• Edgar Allan who wrote "The Gold-Bug" (POE with 3 letters)
• "___ Goat-Boy" (John Barth allegory) (GILES with 5 letters)
• "That feels good!" (e.g. AAH with 3 letters)
• "That feels so good!" (e.g. AAH with 3 letters)
• "That feels so-o-o good!" (AAH with 3 letters)
• "Feels so good!" (e.g. AAH with 3 letters)
• "That's so good!" (AAH with 3 letters)
• "That feels sooo good!" (AAH with 3 letters)
• "Ooh, that feels good ..." (AAH with 3 letters)
• "Good grief!" (e.g. AARGH with 5 letters)