In most examples it is someone with a cock for a nose, for others, it is a simple exclaimation of anger, annoyance, disturbance, randomness, drunkeness ect. Alot of people choose to shout this word out whilst at school in a particularly boring lesson (and/or a lesson with a boring teacher. For example, History, Geography, ect.
school kid: Cock Nose!
Some people prefer to draw out the O in Nose, as below.
school kid: Cock Noooooooooooooooose!
teacher: who the f--- was that? i do not have a f---ing cock for a nose. i had plastic surgery on it three times and it looks as beautiful as yours.
It can also be used with an accent from a particular dialect, such as Scotland:
scottish school kid: Keyack Nooose!
scottish teacher: what teh fook you talkin' aboot laddie!?
Someone with a cock for a nose
"hey cock nose! you have a cock where your nose should be, that's why they call you cock nose! (it's a visual thing)"
you call someone a cock nose when you are losing an argument. or just in general when someone says something stupid.
person 1 - 'you are really shit at this game'
you - 'cock nose'
1)an insultive word for someone who has a cock for a nose or just any one.
2)is a character on the tv show bo selecta on brittish tv channel 4.
cock nose-"avid, i cancelled your 4 o'clock massage so you could fit in your over scheduled filming"
avid-"thank you cock nose"
Someone whos cock is the size of his nose!
Get more satisfaction from your nose COCK NOSE