[DanBC]

A few different English dictionaries include "on the left" as a current definition for sinister.

From American Heritage Dictionary 4th Ed. (En-En)

> sinister

> sin·is·ter (sĭnʹĭ-stər)

> adj.

> 4. On the left side; left.

> From Merriam-Webster's Collegiate 11 (En-En)

> sinister

> a. : of, relating to, or situated to the left or on the left side of something; especially : being or relating to the side of a heraldic shield at the left of the person bearing it

[thaumasiotes]

> of, relating to, or situated to the left or on the left side of something; especially : being or relating to the side of a heraldic shield at the left of the person bearing it

The bar sinister? Calling that a sense of the English word would commit you to saying that "vert" is English for "green", "gules" is English for "red", "or" is English for "gold", etc.