Apparently now a pretty hipster shape

The most boring instrument in the world. Really.

A philosophy holding that the three key elements of life are eating, sleeping and sex.

Along with the landing strip (line) and the Brazilian, the Triangle or upside down cornchip is one of three most common pubic hair arrangements a female can have.

1. A geometric figure with three sides.
2. A three-sided handheld instrument, usually classified as percussion, played with a mallet.
3. A female genital piercing that circles the clitoris- not to be confused with hood, which pierces the skin over it.

the section above the dick or vagina for a skinny person

The hair around the side of the face near the temples, that often forms a point that looks like a triangle.