I. ˈ ̷ ̷ˌ ̷ ̷ intransitive verb
Etymology: back (II) + spread
1. in stock speculation : to close the transactions previously made in a spreading operation
2. in stock speculation : to transfer a hedge from one market to another
II. noun
: an arbitrage operation like a spread but performed when the difference in price between the two markets is less than the normal one