Polo (noun)

1. A game resembling hockey played on horseback with a long-handled mallet and a wooden ball.
2. A shirt of a particular type, typically made of cotton and having a short collar and buttoned placket.

Origin:

Mid 19th century: from tibetan "pulu".

Examples:

1. He loves to play polo on weekends.
2. The polo match was held in the field.
3. I bought a new polo shirt for the occasion.
4. He wore a polo shirt and khakis to the party.
5. Polo is a popular sport among the wealthy.