Related Clues:

• Longtime chum
• Longtime ace
• Old acquaintance
• Childhood friend
• Longtime intimate
• Lifetime chum
• Buddy from the old days
• School chum, say
• Compadre from way back
• Friend since kindergarten, say
• First mate, say?
• Reunion individual
• Bud from way back
• Friend since childhood
• Longtime bud