overthrow

UK: /ˌəʊvə^rˈθrəʊ/

US: /v. ˌoʊvɚˈθroʊ; n. ˈoʊvɚˌθroʊ/

US: (v. ō′vər thrō′; n. ō′vər thrō′)

Inflections of 'overthrow' (v): (⇒ conjugate)

overthrow

v 3rd person singular

overthrowing

v pres p

overthrew

v past

overthrown

v past p

WordReference Random House Learner's Dictionary of American English © 2025

o•ver•throw /v. ˌoʊvɚˈθroʊ; n. ˈoʊvɚˌθroʊ/   v., -threw, -thrown, -throw•ing, n. 
v. [~ + object]

1. to remove (a leader, dictator, king, queen, etc.) from a position of power.
2. to put an end to by force:
   to overthrow tyranny.
3. to throw past or over:
   to overthrow first base.

n. [countable]

4. an act or instance of overthrowing or of being overthrown.

WordReference Random House Unabridged Dictionary of American English © 2025

o•ver•throw  (v. ō′vər thrō′;n. ō′vər thrō′), v., -threw, -thrown, -throw•ing, n. 
v.t. 

1. to depose, as from a position of power;
   overcome, defeat, or vanquish:
   to overthrow a tyrant.
2. to put an end to by force, as a government or institution.
3. to throw or knock down;
   overturn;
   topple:
   The heavy winds overthrew numerous telephone poles and trees.
4. to knock down and demolish.
5. to throw (something) too far.
6. Sport [Baseball.] (of a pitcher) to throw too hard, often affecting control or straining the arm.
7. [Archaic.] to destroy the sound condition of (the mind).

v.i. 

8. to throw too far:
   If I hadn't overthrown, it would have been a sure putout.

n. 

9. the act of overthrowing;
   state or condition of being overthrown.
10. deposition from power.
11. defeat;
    destruction;
    ruin.

• 1300–50; Middle English; see over-, throw

o′ver•throw′er, n. 
Synonyms

• 1. conquer, overpower.
• 4. destroy, raze, level.
• 11. fall.

Collins Concise English Dictionary © HarperCollins Publishers::

overthrow verb / ˌəʊvəˈθrəʊ/ ( -throws, -throwing, -threw, -thrown)

1. (transitive) to effect the downfall or destruction of (a ruler, institution, etc), esp by force
2. (transitive) to throw or turn over
3. (transitive) to throw (something, esp a ball) too far

noun / ˈəʊvəˌθrəʊ/

1. downfall; destruction
2. a ball thrown back too far by a fielder
3. a run scored because of this