Old Lady. This is a term of endearment for a bikers girlfriend or wife. If a biker refers to his lady as such, youll know to keep your paws off.

What does PBOL mean?

Proud Bandido Old Lady Over the years, people in the one-percenter world would tell me their stories of how they had ended up being a Bandit or a PBOL (Proud Bandido Old Lady), and I would see some distinct patterns in the lives of people drawn to the outlaw biker lifestyle.

What is the Diamond 13 patch?

The letter M, being the 13th letter of the alphabet, often is said to stand for marijuana or motorcycle. Generally, it is assumed someone wearing a 13 patch is either a user of marijuana or other drugs, or is involved with the sale of them. The M also has been known to stand for methamphetamine.