JAM

Definitions

1. 1. To press into a close or tight position; to crowd; to squeeze; to wedge in. The . . . jammed in between two rocks. De Foe.
2. 2. To crush or bruise; as, to jam a finger in the crack of a door. [Colloq.]
3. 3. To bring (a vessel) so close to the wind that half her upper sails are laid aback. W. C. Russell.