Waistcoat (noun)

A garment worn over the upper body and covering the waist, typically having sleeves and fastened in the front.

Origin:

From the middle english word wæistcot, from wæist ("waist") + cot ("coat").

Examples:

1. He was wearing a smart waistcoat and a tie.
2. The waistcoat was made of velvet and had silver buttons.
3. A waistcoat is an essential item in a man's formal attire.
4. The waiter looked smart in his black waistcoat and bow tie.
5. Waistcoat is a traditional clothing item that is worn in many cultures.