Difficult Brown Edit Meaning

1.

Euphemism taken from the world of snooker. Descriptive of that time of the month where a girl has "the decorators in", as in............

I am snooked behind a red and all that is left on is a Difficult brown

See brown, difficult, nothing, nobody

2.

not being able to 'pot the pink' due to time of month, so one must go for the 'difficult brown'

Ewwww your bleeding ... turn around