From The Collaborative International Dictionary of English v.0.48 [gcide]:
Block \Block\ (bl[o^]k), v. t. [imp. & p. p. {Blocked}
(bl[o^]kt); p. pr. & vb. n. {Blocking}.] [Cf. F. bloquer, fr.
bloc block. See {Block}, n.]
1. 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.
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With moles . . . would block the port. --Rowe.
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A city . . . besieged and blocked about. --Milton.
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2. 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.
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3. To shape on, or stamp with, a block; as, to block a hat.
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4. to cause (any activity) to halt by creating an
obstruction; as, to block a nerve impulse; to block a
biochemical reaction with a drug.
[PJC]
{To block out}, to begin to reduce to shape; to mark out
roughly; to lay out; to outline; as, to block out a plan.
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From The Collaborative International Dictionary of English v.0.48 [gcide]:
Blocking \Block"ing\, n.
1. The act of obstructing, supporting, shaping, or stamping
with a block or blocks.
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2. Blocks used to support (a building, etc.) temporarily.
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From WordNet (r) 3.0 (2006) [wn]:
blocking
n 1: the act of obstructing or deflecting someone's movements
[syn: {blocking}, {block}]
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