a borough-town in Northamptonshire, in England, seated on the edge of the county, next Buckinghamshire, on a branch of the river Ouse. It is an ancient and large corporation-town, containing two parish-churches; is governed by a mayor and aldermen; and sends two members to parliament. It had formerly a college, which is turned into a free school. W. Long. 1. 15. N. Lat. 52. 0.