bumboozer

plural bumboozers

1. A kind of large marble in children's games.

   With her biggest marble, a Bumboozer, poised like a bomb between her thumb and forefinger, she closed one eye and took a steadying breath.

   2011, Suzanne Forster, Wild Child

   1 more example

   When friends knuckled down for a game played with the boys from the farms, this was a shooter, out to capture their aggies, their bulleys or bumboozers, immies or mibs, milkies or twofers.

   2002, Valerie Gillies, The Lightning Tree, page 36