Meanings
Possibly ultimately derived from broomstick wedding, with broomstick meaning ersatz or sham. Often said to be derived from early British or Romani wedding practices, in which a couple could become married outside the Church by leaping a broom or brush, but no evidence exists for such a ceremony.
To cohabit without being married.
Example Sentences
1
They decided to live over the brush before getting married.
2
They kept their relationship a secret and opted to live over the brush.
3
They had to find a place to live over the brush until they could afford their own home.
4
He was tired of living with roommates and decided to live over the brush with his girlfriend.