let
To allow to, not to prevent + infinitive, but usually without .
Example
“After he knocked for hours, I decided to let him come in.”
Other meanings
To allow to be or do without interference; to not disturb or meddle with; to leave alone.
“Let me be!”
To allow the release of (a fluid).
“The physicians let about a pint of his blood, but to no avail.”
Example sentences
Word history
From Old English "lǣtan" (to allow, let go, bequeath, leave, rent).
Where this comes from
This definition is adapted from “let” on Wiktionary, by its contributors; example sentences are from Tatoeba, credited to their authors above, published under CC BY-SA 4.0. This page is published under the same licence.