Word.ws English Dictionary

blocking

/ˈblɒkɪŋ/US/ˈblɑkɪŋ/

blocking is the present participle and gerund of block.

Noun

blocking (countable and uncountable, plural blockings)

  1. The act by which something is blocked; an obstruction.
    • blocking of major opposition sites
    • Miss H.'s voice was clear and intelligible, although it alternated between vocal blockings and extreme vocal hurry, every clause being jetted out suddenly, and rapidly decaying into aphonia.1973, Oliver Sacks, Awakenings
  2. The precise movement and positioning of actors in order to facilitate a performance (originally planned using miniature blocks).
  3. Blocks used to support (a building, etc.) temporarily.
  4. A feature that prevents a keyboard from registering multiple simultaneous keypresses that would cause ghosting.
    • Examine your matrix map, and make sure that no three keystrokes form a rectangle with a fourth keystroke that will cause you problems. This prevents both ghosting and blocking.2011, John St. Clair, Project Arcade: Build Your Own Arcade Machine, page 218
  5. A rectangular discontinuity as an artifact of separating a discrete signal into blocks that are processed individually.
    • Blocking is an annoying effect in image compression using JPEG especially at low bit-rates.2017, Sekine Asadi Amiri, Hamid Hassanpour, Image compression using JPEG with reduced blocking effects via adaptive down-sampling and self-learning image sparse representation, →DOI, page 1

Meaning of block

Verb

block (third-person singular simple present blocks, present participle blocking, simple past and past participle blocked)

  1. (transitive) To fill or obstruct (something) so that it is not possible to pass.
    • The pipe was blocked by leaves.
    Synonyms:
    stop, choke
  2. (transitive) To prevent (something or someone) from passing.
    • A broken-down car is blocking the traffic.
  3. (transitive) To prevent (something from happening or someone from doing something).
    • His plan to take over the business was blocked by the boss.
  4. (transitive) To impede (an opponent or opponent’s play).
    • He blocked the basketball player’s shot.
  5. (transitive) To specify the positions and movements of the actors for (a section of a play or film).
    • It was very difficult to block this scene convincingly.
  6. (transitive) To hit with a block.

See all 62 meanings of block

Forms of blocking

pluralblockings

Words formed from blocking

Phrases with blocking

6 more phrasesFewer phrases

Questions about blocking

What does blocking mean?
Blocking means the act by which something is blocked; an obstruction.
What is blocking the present participle and gerund of?
Blocking is the present participle and gerund of block.
What part of speech is blocking?
Blocking is a noun.
How do you pronounce blocking?
Blocking is pronounced /ˈblɒkɪŋ/ (UK).
What is the plural of blocking?
The plural of blocking is blockings.

Words near blocking in the dictionary

  1. blockhouses
  2. blockier
  3. blockiest
  4. blockily
  5. blockiness
  6. blocking
  7. blocking and tackling
  8. blocking back
  9. blocking backs
  10. blocking bet
  11. blocking bets

Source and license

Adapted from Wiktionary: blocking (page history and authors); block (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-blocking.wav.

Cite this entry: “blocking.” Word.ws, https://word.ws/blocking. Based on Wiktionary, CC BY-SA 4.0.