Bley is a colour of grey used in newer Lego sets. Before bley, the standard light and dark gray colours were used. When AFOLS complained that the standard grays were too orange in colour, Lego started producing bricks in the Bley colour

A pubic hair piece. A toupee for the pubic area/genitals. In the 1700’s when mercury was used to treat sexually transmitted diseases (Gonorrhea or Syphilis) one of the side effects was the loss of pubic hair. To disguise this condition, that was not cured by mercury, a Merkin was employed.

To "suck" or to be insufficient at completing a task. Commonly used in the video game Call of Duty Black Ops, aka Bloppies, players and teams are often harassed using this term and usually retreat to cry in a corner as a result.
It can also be used to describe a situation as bad or unfair.

You are black and asian.

You are black and Asian.

The consumption of individuals of mexican heritage who are employed as professional wrestlers in order to increase one's own body mass.