Try Our Apps


Gobble up these 8 terms for eating


[uh-lohn] /əˈloʊn/
adjective, (used predicatively)
separate, apart, or isolated from others:
I want to be alone.
to the exclusion of all others or all else:
One cannot live by bread alone.
unique; unequaled; unexcelled:
He is alone among his peers in devotion to duty.
solitarily; solely:
She prefers to live alone.
only; exclusively.
without aid or help:
The baby let go of the side of the crib and stood alone.
leave alone,
  1. to allow (someone) to be by himself or herself:
    Leave him alone—he wants to rest.
  2. to refrain from annoying or interfering with:
    The youngsters wouldn't leave the dog alone, and he finally turned on them.
let alone,
  1. to refrain from annoying or interfering with.
  2. not to mention:
    He was too tired to walk, let alone run.
let well enough alone, to be satisfied with the existing situation; refrain from attempting to change conditions:
Marriages are often destroyed by relatives who will not let well enough alone.
Origin of alone
1250-1300; Middle English al one all (wholly) one
Related forms
aloneness, noun
1. single, solitary; unaccompanied, unattended. Alone, lone, lonely, lonesome all imply being without companionship or association. Alone is colorless unless reinforced by all; it then suggests solitariness or desolation: alone in the house; all alone on an island. Lone is somewhat poetic or is intended humorously: a lone sentinel. Lonely implies a sad or disquieting feeling of isolation. Lonesome connotes emotion, a longing for companionship.
1. accompanied.
Usage note
7, 8. See leave1. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the Web for leave alone
Contemporary Examples
Historical Examples
  • There are many, no doubt, which she would do well to leave alone!

    The Tragic Muse Henry James
  • How do you know which one to turn and which one to leave alone?

  • "It's a good race to leave alone, Miranda," said Dennis Brown.

    The Summons A.E.W. Mason
  • Giufà was not a very safe person to leave alone in the house.

    Italian Popular Tales Thomas Frederick Crane
  • The doctor says you are going to leave alone to-night, cross the mountain range, and go to Lhassa by yourself.

    In the Forbidden Land Arnold Henry Savage Landor
  • Scaife, too, tackled problems which many men prefer to leave alone.

    The Hill Horace Annesley Vachell
  • If they had we should suspect them of using language conventionally which they would have done better to leave alone.

  • Pretty thing, if he's only to leave alone that which ain't any temptation to him!

  • This, however, is one of those natural anomalies that we would do well to leave alone.

British Dictionary definitions for leave alone


adjective, adverb (postpositive)
apart from another or others; solitary
without anyone or anything else: one man alone could lift it
without equal; unique: he stands alone in the field of microbiology
to the exclusion of others; only: she alone believed him
leave alone, leave be, let alone, let be, to refrain from annoying or interfering with
leave well alone, leave well enough alone, let well alone, let well enough alone, to refrain from interfering with something that is satisfactory
let alone, much less; not to mention: he can't afford beer, let alone whisky
Word Origin
Old English al one, literally: all (entirely) one
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for leave alone


adj., adv.

c.1300 contraction of all ane, from Old English all ana "unaccompanied, all by oneself," from all "all, wholly" (see all) + an "one" (see one). Similar compounds are found in German (allein) and Dutch (alleen).

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Slang definitions & phrases for leave alone


Related Terms

go it alone

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
Cite This Source
Idioms and Phrases with leave alone

leave alone

The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Word Value for leave

Scrabble Words With Friends

Nearby words for leave alone