blocker noun.
['blɒkǝ] ME.[from BLOCK noun or verb + -ER1.]1. A person who uses a block (in various trades).
ME.2. A person who or thing which blocks or obstructs;
spec. (a) Cricket a habitually defensive batsman;
(b) Amer. Football a player whose task is to block opponents;
(c) a substance which prevents or inhibits a given physiological function.
M19.beta blocker: see
BETA 2a(e).
3. A person who occupies or farms a block of land. Chiefly in
backblocker s.v.
BACK-.
L19.4. A bowler hat.
slang.
M20. [TahlilGaran] English Dictionary ▲