Mustache (noun)

1. Hair that grows on a man's upper lip.
2. A style of facial hair consisting of hair above the upper lip.

Origin:

From french moustache, ultimately from italian mostaccio.

Examples:

1. He twirled his mustache as he thought of a clever response.
2. He grew a mustache to give himself a more mature and distinguished appearance.
3. The actor shaved off his mustache for the role and underwent a dramatic transformation.
4. He sported a thick, bushy mustache that drew attention wherever he went.
5. The handlebar mustache style became popular in the late 19th century.