nest definition

1. a structure in which animals lay eggs or give birth to their young
2. a kind of gun emplacement
• examples: a machine-gun nest
• examples: a nest of snipers
3. a cosy or secluded retreat
4. a gang of people (criminals or spies or terrorists) assembled in one locality
• examples: a nest of thieves
5. furniture pieces made to fit close together
6. inhabit a nest, usually after building
• examples: birds are nesting outside my window every Spring
7. fit together or fit inside
• examples: nested bowls
8. gather nests