Erg

//ɜːɡ// name, noun, verb, slang

name, noun, verb, slang ·Moderate ·High school level

Definitions

Noun
  1. 1
    A unit of work or energy, being the amount of work done by a force of one dyne applied through a distance of one centimeter. Equal to 10⁻⁷ joules.
  2. 2
    A large desert region of sand dunes with little or no vegetation, especially in the Sahara.
  3. 3
    An ergometer. slang
  4. 4
    Initialism of electron-releasing group. abbreviation, alt-of, initialism
  5. 5
    a cgs unit of work or energy; the work done by a force of one dyne acting over a distance of one centimeter wordnet
Show 2 more definitions
  1. 6
    Initialism of employee resource group. abbreviation, alt-of, initialism
  2. 7
    Initialism of electroretinogram. abbreviation, alt-of, initialism
Verb
  1. 1
    To use an ergometer. intransitive, slang, transitive

    "I erg every morning."

Proper Noun
  1. 1
    Initialism of European Research Group (“Eurosceptic/pro-Brexit publicly funded political activist group subdivision of the UK Conservatives”). UK, abbreviation, alt-of, initialism

    "John Major struggled endlessly with Eurosceptics he termed “bastards”, while May’s nemesis was the European Research Group, or ERG, the longstanding alliance of Brexit ultras."

Antonyms

All antonyms
EWG

Example

More examples

"She erged a steady state piece."

Etymology

Etymology 1

From Ancient Greek ἔργον (érgon, “work”). Doublet of ergon and work.

Etymology 2

From French erg, from Algerian Arabic, from Arabic عِرْق (ʕirq).

Etymology 3

Shortening.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.