Definitions

1. noun

A person who rents a room in a private house rather than living in a hotel or boarding house.

“She was a boarder at the Smith’s house during her college years.”

2. noun

A person who enters a country without official permission, especially to work or live there.

“The authorities arrested several boarders who had been living in the country illegally.”

3. noun

A type of insect that feeds on wood, especially a beetle that damages the wood of a building.

“The carpenter had to deal with a boarder in the attic of the old house.”

4. verb

To enter or inhabit a country without official permission, especially to work or live there.

“Many people have boarded in the United States to escape economic hardship in their own countries.”