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Synonyms

unblock

American  
[uhn-blok] / ʌnˈblɒk /

verb (used with object)

  • unblocks,
    present (3rd person singular)
  • unblocked,
    past participle,  past
  • unblocking
    present participle
  1. to remove a block or obstruction from.

    to unblock a channel; to unblock a person's credit.

  2. Bridge. to play (a suit) so that the last card of the suit in one hand can provide access to the hand of the partnership having the longer holding in the suit.


unblock British  
/ ʌnˈblɒk /

verb

  1. to remove a blockage from (a pipe, etc)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Past

Future

Etymology

Origin of unblock

First recorded in 1605–15; un- 2 + block

Explanation

If you unblock something, you free it or clear it of anything that's in its way. A plumber's frequent task is to unblock pipes so water can move through them. You can unblock your stuffed-up nose by blowing into a tissue, or unblock the driveway by moving your bike into the garage. Cardiologists, or heart doctors, often need to operate on patients in order to unblock their clogged arteries, so blood can flow freely. Unblock comes from adding the "reversal" prefix un- to the verb block, "obstruct or hinder passage."

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Roe and Pugsley have been in post around a year, initially trying to unblock a massive backlog of building applications and now trying to speed up the remediation process too.

From BBC Jul. 28, 2026

Tehran’s priority is to unblock an initial $24 billion in phases.

From The Wall Street Journal Jun. 17, 2026

Magyar said Poland had much to teach Hungary about how to restore the rule of law, fight corruption and unblock EU funds.

From Barron's May 20, 2026

I can’t access them again until I return to my office and re-tap the pass to unblock them.

From Slate Apr. 26, 2026

At all events, it takes time for librarians to make decisions about whether to honor patrons' requests to unblock Web pages.

From Children's Internet Protection Act (CIPA) Ruling by United States District Court For The Eastern District Of Pennsylvania

Surfshark consistently unblocks Netflix libraries worldwide, along with Disney+, HBO Max, and BBC iPlayer.

From Salon Feb. 11, 2026

“Now, sadly, Fortnite on iOS will be offline worldwide until Apple unblocks it,” the account posted.

From Los Angeles Times May 16, 2025

The government believes the deal doesn’t endanger national interests or identity and unblocks the path for the country to join the EU.

From Seattle Times Jul. 14, 2022

No strategy reliably unblocks your memory, but research shows you might mitigate the social damage.

From Washington Post Aug. 20, 2021

The therapy unblocks him, like a plunger inside a backed-up sink.

From The Guardian Jul. 24, 2020

According to a CNN report on Sunday, satellite images show that Iran has unblocked 50 out of the 69 tunnel entrances bombed by the US and Israel at 18 underground missile facilities.

From Barron's Jun. 4, 2026

The unblocked billions would help revive Hungary's ailing economy, he added.

From BBC Apr. 29, 2026

In my testing, it unblocked everything I threw at it.

From Salon Mar. 27, 2026

When she was later unblocked, a union representative said it could happen again if she continued making those kinds of comments.

From The Wall Street Journal Oct. 17, 2025

It was lovely flying a low-winged plane, with its unblocked, endless view of sky—or, on that occasion, low-hanging cloud.

From "Code Name Verity" by Elizabeth Wein

A key sticking point is the unblocking of the Strait of Hormuz, a route for a significant amount of the world’s oil and gas.

From The Wall Street Journal Mar. 25, 2026

Unlike some VPNs that require specialized streaming servers, Surfshark’s general server network handles unblocking duties well.

From Salon Dec. 10, 2025

It has set out "a major planning overhaul… unblocking barriers to building, and setting out targets for councils to ramp up housebuilding, so new homes are built where they are most needed."

From BBC Jan. 9, 2025

“Like acupuncture, which uses fine needles, Bojin is a method of unblocking stuck qi using a pointed tool made of stone or horn.”

From Los Angeles Times Jul. 17, 2024

And he had no intention of unblocking it.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot

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