English Reference
noun

piles

n.
US /ˈpaɪɫz/ UK /pˈaɪlz/ piles

  1. 01 A2 Elementary

    more than one stack of objects placed on top of each other.

    plural of 'pile'; multiple collections of objects laid one on top of another.

    Simple

    There were piles of old newspapers in the corner of the garage.

    In context

    The researcher spent the afternoon sorting through disorganized piles of documents that had been left in the archive for decades.

  2. 02 B1 Intermediate Informal

    a very large amount of something, like money or work.

    a large quantity or amount; often used as a quantifier in informal contexts.

    Simple

    He made piles of money when he sold his first company.

    In context

    Despite having piles of work to finish before the weekend, she decided to attend the gallery opening anyway.

  3. 03 C1 Advanced Informal Medicine

    swollen veins in the area where waste leaves the body, which can be painful.

    a medical condition involving swollen veins in the rectum or anus; the common term for haemorrhoids.

    Simple

    The doctor suggested a special cream to help treat his piles.

    In context

    Chronic constipation is a primary risk factor for the development of piles in older patients.

    Usage

    Always used in the plural form.

    Teacher's tip

    While 'haemorrhoids' is the formal medical term, 'piles' is the standard word used in everyday British and American English.

Piles of broken concrete and twisted metal block almost everything.

UN News· 16 Aug 2026

Large numbers of Lime bikes were left in piles in London.

The Guardian· 13 Aug 2026

From Latin pila (“ball”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin pila
Level C1 · Advanced
Frequency Frequent
Updated