Answer: oldpal

AnswerCrossword Clue
OLDPALFriend for the ages
OLDPALAddress used when asking for a loan, maybe
OLDPALFriend from way back
OLDPALChildhood chum
OLDPALLongtime ace
OLDPALOne singing "Those Were the Days"?
OLDPALFriend since high school, say
OLDPALChum from way back
OLDPALLongtime friend
OLDPALBuddy for ages
OLDPALHe goes way back
OLDPALLongtime chum
OLDPALBuddy from way back
OLDPALChum
OLDPALLongtime buddy
OLDPALChildhood bud
OLDPALAddress used when asking for money, perhaps
OLDPALLong-time crony
OLDPALForever friend
OLDPALBud from way back
OLDPALChum since childhood
OLDPALLongtime crony