Within

/wɪˈðɪn/

Meaning & Definition

preposition
Inside the limits or boundaries of something.
The treasure is hidden within the old castle.
Not beyond or outside of a specified range or scope.
Please stay within the designated area while the event is in progress.
In the interior or inner part of.
There are many secrets hidden within her heart.
adverb
In or into the interior or inner part.
He found the book hidden within.
In a certain range of time or place.
This task must be completed within the hour.

Etymology

Middle English, from Old English 'wǽþin'.

Common Phrases and Expressions

within reach
Close enough to be able to touch or grab.
within limits
Not exceeding certain boundaries or constraints.
within reason
Acceptable or sensible under the circumstances.
within one's means
Affordable, not exceeding one's financial capability.

Related Words

in
Inside something.
interior
The inner or indoor part of something.
enclose
To surround or close off something.

Slang Meanings

Keeping something low-key or secret.
Let’s keep this party within the group.
Staying within limits; behaving.
You need to keep it within, man!