bog brush

bog brush (plural bog brushes)

1. (informal) a toilet brush
   • 2003, Stephen Fry, The Stars' Tennis Balls, page 19:

     And it doesn't work, does it? Your hair is too coarse to flop like a wild Tay salmon or a swatch of Savile Row suiting, your hair bristles, like a bog brush, like a suburban doormat.

• bohrbugs