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1.
Staying with a girl that you don't really like just so you won't have to find someone else to have sex with.
'Damn! Jenny drives me nuts, but the relationship is just so cuntfortable...'
by Let me off the jerk-go-round! October 04, 2009
 
2.
Person who is comfortbale with those who use the word cunt
I'm cuntfortable with this cunt. He's a good cunt from waaaay back.
by Stu Neighbour September 14, 2007
 
3.
Being comfortable enough with a person that you can call them a cunt and they won't get offended.
How's your new job going? Are you cuntfortable with anyone yet?
by JamesCameronsSon October 03, 2009