# hardcore

/ˈhɑɹdˈkɔɹ/ (US) · /hˈɑːdkɔː/ (UK)

Source: https://englishreference.com/word/hardcore
Updated: 2026-06-20

## Senses

### 1. extremely dedicated

adjective · CEFR B2 · Informal

showing a very strong and serious commitment to an activity or group.

For teachers: characterised by extreme dedication or unwavering commitment to a specific cause, activity, or subculture.

- He is a hardcore fan who travels to every single game his team plays.
- The hardcore supporters remained in the stands despite the torrential rain, chanting until the final whistle blew.

### 2. intense or difficult

adjective · CEFR B2 · Informal

very intense, tough, or demanding extreme effort.

For teachers: highly intense, rigorous, or demanding; often used to describe physical training or difficult environments.

- That mountain bike trail was pretty hardcore with all those steep drops.
- The special forces undergo a hardcore training regime designed to push their physical and mental endurance to the absolute limit.

### 3. explicit or obscene

adjective · CEFR C1 · Formal

showing or describing sexual acts or violence in a very detailed and direct way.

For teachers: depicting sexual acts or violence in an explicit, graphic, or unmitigated manner.

- The movie was rated R because it contained some hardcore violence.
- The documentary was criticised for including hardcore footage of the conflict that many viewers found unnecessarily graphic.

### 4. music genre

noun · CEFR B2 · Informal

a style of music that is faster and louder than usual, like hardcore punk or techno.

For teachers: a subgenre of punk rock or electronic dance music characterised by faster tempos and higher intensity.

- She loves listening to hardcore when she needs a lot of energy at the gym.
- The club specialised in hardcore, attracting a niche audience that appreciated the aggressive percussion and rapid-fire BPM.

### 5. construction material

noun · CEFR C2 · Technical · British English

broken bricks or stones used to make a solid base for a road or building.

For teachers: mass of solid, not easily compressed material such as broken bricks or stone used as a foundation.

- The builders laid a layer of hardcore before pouring the concrete for the driveway.
- The specifications required a six-inch layer of compacted hardcore to ensure the stability of the new access road.

### 6. to an extreme degree

adverb · CEFR C1 · Slang

doing something in a very intense or extreme way.

For teachers: acting in an intense, extreme, or uncompromising manner; functions as an intensifier.

- They were partying hardcore until four in the morning.
- The team went hardcore on the final project, staying in the office for thirty-six hours straight to meet the deadline.

## Examples

- He is a hardcore fan who never misses a game.
- The band plays a hardcore style of punk music that is much faster and louder than typical rock.
- While casual hikers stick to the marked trails, hardcore climbers often spend weeks preparing for the most dangerous vertical ascents in the mountain range.

---

From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.