Simple Definition of prohibit

from our Learner's Dictionary

prohibit

verb

prohibits; prohibited; prohibiting
1
a
: to order (someone) not to use or do something
+ from
The town prohibited teenagers from being in the streets after 10 p.m.
b
: to say that (something) is not allowed
The rules prohibit dating a coworker.
The town prohibits [=forbids] parking on that street.
often used as (be) prohibited
Flash photography is prohibited inside the museum.
Alcohol is prohibited in the park.
2
: to make (something) impossible to do
The prison's electric fence prohibits escape.

Cite this Entry

“Prohibit.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/prohibit. Accessed 23 Jun. 2026.

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