# trainer

Pronunciation: US say "TRAY-nur" /ˈtɹeɪnɚ/; UK/AUS say "TRAY-nuh" /ˈtɹeɪnə/

## Noun

1. A person who coaches or instructs someone in a skill, sport, or activity.
   - Simple: Someone who teaches a person or animal a skill through practice.
   - _The boxing trainer drilled his fighter for hours each day._
   - _Several trainers worked with the Olympic squad before the games._
2. A soft-soled shoe made for running or sports, also worn for everyday casual wear. *(Ireland, UK)*
   - Simple: A soft sports shoe with a rubber sole, worn for running or everyday wear.
   - _One trainer was caked in mud after the cross-country run._
   - _She wore her trainers everywhere, from the gym to the high street._
3. A person who treats the injuries that players suffer during matches; a sports physiotherapist.
   - Simple: The person who comes onto the field to treat players who get hurt during a game.
   - _The team trainer diagnosed a torn ligament moments after the tackle._
   - _Club trainers carry kits stocked with tape, ice packs, and splints._
4. A device that holds a bicycle in place, letting the rider pedal indoors while staying stationary.
   - Simple: A stand that holds a bike in place so you can ride it indoors without moving.
   - _He clamped the rear wheel into the trainer and started his warm-up._
   - _Many cyclists rely on trainers to keep fit through the off-season._
5. A software patch that modifies a video game to enable cheats, such as infinite health or extra resources. *(slang)*
   - Simple: A small program that changes a video game to give players cheats.
   - _He ran a trainer to freeze the timer during the boss fight._
   - _Some trainers unlock every weapon from the start._
6. Attributive form of trainers (chiefly British: sneakers). — Attributive form of trainers.
   - Simple: Attributive form of trainers. Used before another noun, mainly in British English, as in trainer socks.
   - _Trainer socks sit low enough to stay hidden inside your shoes._
   - _The brand opened a trainer shop in central London last spring._

## Origin

Formed from the verb "train" combined with the suffix "-er."

Source: DictionaryAI, https://dictionaryai.com/define/trainer (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).