- Cf. F. bloquer, fr. bloc block. See Blockn.
- To obstruct so as to prevent passage or progress; to prevent passage from, through, or into, by obstructing the way; -- used both of persons and things; -- often followed by up; as, to block up a road or harbor; to block an entrance.With moles . . . would block the port.A city . . . besieged and blocked about.
- To secure or support by means of blocks; to secure, as two boards at their angles of intersection, by pieces of wood glued to each.
- To shape on, or stamp with, a block; as, to block a hat.
- to cause (any activity) to halt by creating an obstruction; as, to block a nerve impulse; to block a biochemical reaction with a drug.
