Aunt Flo Menstruation, period. Depending upon context it may be used as shorthand for intercourse without a condom (BBFS). Batin Groin massage, but sometimes means hand job (from Malaysia). BBBJ Bare Back Blow Job. BBBJNQNS Bare Back Blow Job No Quit No Spit; oral sex performed to completion with swallowing.
The first three digits. This displays the width of the tyre in millimetres. A tyre marked 225 will measure 225mm across the tread from sidewall to sidewall. The fourth and fifth digits of the tyre code that immediately follow the tyre width.
The aspect ratio or profile height of the tyre sidewall is expressed as a percentage of the tyre width.