A2noun2K

Trainer

UK /["/ˈtreɪnə(r)/"]/US /["/ˈtreɪnər/"]/

Definition

a shoe that you wear for sports or as informal clothing

In simple words: A person who helps others learn or improve skills, especially in sports or fitness.

Examples

  • a pair of trainers
  • teacher trainers
  • a racehorse trainer
  • Her trainer had decided she shouldn't run in the race.
  • Her trainer was on hand to give some advice.
  • a fitness trainer

Usage notes

Used in contexts related to coaching, fitness, or professional training. Appropriate in both formal and informal settings. Avoid using in excessively casual conversations without context.

Grammar pattern

trainer + object

Memory hint

Think of a 'train' – a trainer helps people get on track.

Collocations

  • pair
  • lace up
  • unlace
  • teacher
  • athletic
  • boxing

Synonyms

  • coach
  • instructor
  • educator
  • mentor

Antonyms

  • trainee
  • novice

Common mistakes

  • Confused with 'train' as a verb.
  • Using 'trainer' for non-professional senses (e.g., a friend helping to learn a skill).
  • Omitting the context of training; 'trainer' alone may not be clear.