1. The act of obstructing, supporting, shaping, or stamping with a block or blocks.

2. Blocks used to support (a building, etc.) temporarily.

BLOCKING COURSE
Block"ing course` (. (Arch.)

Defn: The finishing course of a wall showing above a cornice.

BLOCKISH
Block"ish, a.

Defn: Like a block; deficient in understanding; stupid; dull.
"Blockish Ajax." Shak.
— Block"ish*ly, adv.
— Block"ish*ness, n.

BLOCKLIKE
Block"like` (, a.

Defn: Like a block; stupid.

BLOCK SIGNAL
Block signal. (Railroads)

Defn: One of the danger signals or safety signals which guide the movement of trains in a block system. The signal is often so coupled with a switch that act of opening or closing the switch operates the signal also.