Search Dictionary
Definition of blocklist

blocklist

/ˈblɑːk.lɪst/
block · list
Plural:blocklists
•
Adjective:blocklisted
•
Past Simple:blocklisted
•
Past Participle:blocklisted
•
Present Participle:blocklisting
JUMP TO:

blocklist Lexical Profile

blocklist Game Scores & Validity

• noun

1

A list of entities, such as IP addresses, domain names, email senders, or individuals, that are denied access, privileges, or recognition.

Example

"The network administrator added the suspicious server to the company's blocklist to prevent further spam."

Synonyms
View all synonyms for blocklist
Antonyms
View all antonyms for blocklist

• verb

1

To place an entity, user, IP address, or domain on a restricted list in order to deny access, service, or communication.

Example

"The email provider automatically blocklisted the domain after detecting a sudden surge in phishing attempts."

Synonyms
View all synonyms for blocklist
Antonyms
View all antonyms for blocklist

Word Nuance & Usage

In modern computing and software development, 'blocklist' (along with 'denylist') is increasingly favored over 'blacklist' as a clearer, more inclusive alternative paired with 'allowlist'.

• Rhymes for blocklist

• Nearby Words

blockhead
blockheaded
blocking
blocklist
blocky
bloemfontein
blog

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Blocklist. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/blocklist
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Word Games & Solvers
Word FinderScrabble Word FinderWords With Friends CheatWordle SolverAnagram Solver
Dictionary & Reference
DictionarySynonymsAntonymsWords
Community
Contact UsEditorial PolicyPrivacy PolicyTerms and Conditions
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.