Definitions by Andymac69

Cullen 

To be unsucsessful in achieving sexual intercourse for a prolonged period of time despite having numerous opportunities to do so.

lad 1) I think I'll take it easy with her you know, maybe wait a little while longer.

lad 2) Mate, don't be such a Cullen.

Cullen by Andymac69 April 13, 2009