pill up

English

Verb

pill up (third-person singular simple present pills up, present participle pilling up, simple past and past participle pilled up)

1. (intransitive, of fabric) To become thoroughly pilled (to form small matted balls of fiber).
2. (intransitive, of skin care products) To flake off the skin.
3. (intransitive) To use drugs in pill form (a small, usually round or cylindrical object designed for easy swallowing, usually containing some sort of medication).
4. Misspelling of pile up.