Barn Door Open
Used casually to slip into conversation that the zip on someone's trousers is unfastened, prompting them to do it up.
Example:
Rob: 'Jake, you've got a barn door open.'
Jake: 'What's that?'
Rob: 'The zip on your trousers is undone.'
Jake: 'Oh, thanks' (Fastens zip up)
Rob: 'Jake, you've got a barn door open.'
Jake: 'What's that?'
Rob: 'The zip on your trousers is undone.'
Jake: 'Oh, thanks' (Fastens zip up)
Barn Door Is Open
A phrase used to describe when someone’s pants zipper is down; because in the barn door is the hog (penis).