By

/baɪ/

Meaning & Definition

preposition
indicating the means of achieving something or the agent performing the action.
The letter was delivered by the postman.
indicating the agent or instrument used in a passive construction.
The song was written by a famous artist.
indicating proximity or a location.
She sat by the window and watched the rain.
indicating the time at which something happens.
Please submit your report by Friday.
indicating a method of transportation or communication.
We traveled by train to visit the city.

Etymology

Old English 'bi', from Proto-Germanic *bi

Common Phrases and Expressions

by the way
used to introduce a new topic or add information
by and large
generally, on the whole
by no means
not at all, in no way
stand by
to be ready to assist or support
come by
to visit or stop briefly

Related Words

beside
next to or at the side of
near
at a short distance
next
immediately following in order or time

Slang Meanings

By the looks of it
By the looks of it, he's not coming to the party.
By hook or by crook
I'll get the job done by hook or by crook.