Meaning ofcompanionin English

Noun

1. a friend or acquaintance; social partner
2. a low-ranking knight in orders
3. someone to spend time with; keep company
   My companion and I went to the movies together.
4. a person employed for accompaniment
   The tourist hired a companion to guide her around the city.
5. a closely associated thing or phenomenon; (often abstract)
   Poverty is often a companion to poor health.
6. a celestial object accompanying another (in astronomy)
   The moon is a constant companion to the Earth in space.