Definition of cullen:
(n) :
A surname.
(n) :
A male given name transferred from the surname.
(n) :
A village and former royal burgh in Moray council area, Scotland (OS grid ref NJ5167).
(n) :
A village in north-west County Cork, Ireland.
(n) :
A village in western County Tipperary, Ireland.
(n) :
A number of places in the United States: