Related Clues:

• Sib of sis
• Fraternity mem
• Kin of "mac"
• Buddy, for short
• Male sib, briefly
• Prefix before -mance
• Hipster address
• Sibling of sis
• 'Dog'
• Kin of "dude"
• Street buddy
• Close male rel
• Dude relative?
• Sis' male sibling
• Chum, nowadays