Tampon (noun)

1. A plug of soft material, such as cotton, that is inserted into the vagina to absorb menstrual blood.
2. A plug of absorbent material, such as cotton, used to absorb fluids in a wound or body cavity.

Origin:

From french tampon "plug, stopper", from taper "to tap".

Examples:

1. She was inserting the tampon into her vagina.
2. The tampon was used to absorb menstrual blood.
3. She was changing the tampon every few hours.
4. The tampon was used as a dressing for a wound.
5. The tampon was used to absorb blood from a nosebleed.