let alone

Also found in: Dictionary, Thesaurus, Medical, Legal, Financial, Encyclopedia.

let alone

1. verb To stop bothering someone or something. A noun or pronoun can be used between "let" and "alone." Why do you keep picking at that scab on your knee? Let it alone already! For the last time, let your brother alone—he needs to study!
2. expression Not to mention. The phrase is used to emphasize that if other more significant or pressing things are not possible or cannot be accommodated, a lesser thing certainly is not or cannot either. I hardly had time to brush my teeth this morning, let alone do my hair! We can't afford a vacation, let alone a trip to Disney World.
See also: alone, let

let someone or something alone

 and leave someone or something alone; leave someone or something be
to avoid touching, bothering, or communicating with someone or something. Leave me alone. I don't want your help. Let it alone! Don't touch it! It may be hot!
See also: alone, let

let alone someone or something

not to mention or think of someone or something; not even to take someone or something into account. (Fixed order.) Do I have a dollar? I don't even have a dime, let alone a dollar. I didn't invite John, let alone the rest of his family.
See also: alone, let

let alone

2. Not to mention, as in We have no room for another house guest, let alone an entire family. [c. 1800]
See also: alone, let

let aˈlone

used after a statement to emphasize that because the first thing is not true or possible, the next thing cannot be true or possible either: I wouldn’t speak to him, let alone trust him or lend him money.She didn’t even apologize, let alone offer to pay for the damage.
See also: alone, let

let alone

Not to mention; much less: "Their ancestors had been dirt poor and never saw royalty, let alone hung around with them" (Garrison Keillor).
See also: alone, let
References in periodicals archive ?
Many outside observers thought the IRS believed it lacked the authority to raise the threshold as high as $5 million, let alone $10 million.
Even a slight decline in that net inflow, let alone its cessation or reversal, would send the dollar tumbling and the economy reeling.
It is true that a focus on the early modern era in several of the essays makes direct comparison difficult; Puritan Massachusetts and slaveholding Virginia have little enough in common with each other, let alone the Sweden of Gustavus Adolphus.
With Egypt's suspension from the League of Arab States, since its treaty with Israel was considered a clear violation of the League's Charter, a void was created which nearly paralyzed Arab cooperation, let alone Arab unity.
Dee, via email I am not aware there has been a full impact assessment of the consequences of this, let alone consultation with the people and businesses affected.
Someone who simply throws around statistics from the British Medical Journal and other sources to base an opinion on should not be allowed column space in anything, let alone the newspaper of our capital.
There is no evidence that by March 2003, when the invasion began, Saddam possessed any weapons of mass destruction, let alone the huge arsenal attributed to him.
I WOULD like to record my annoyance at ITV for screening the Scott Harrison fight against Nedal Hussein on ITV Four, a channel which is not even available on Sky, let alone Telewest.
Crispness is never an issue, nor is industry, let alone the machine.
As anyone who has worked in journalism abroad can tell you, it's damned hard to get a grasp of a country, let alone a region or the entire planet.
Most of us can't afford a day of disorientation, let alone seven, so learn how to lessen the lag.
Part of Hans-Peter's application involves solving problems most of the book's readers, including adults, could never comprehend, let alone solve.
Both sweeping emotion and the difficulties of coping with the thousands of duties invested in even the most ordinary of daily lives, let alone a life wracked by shockwaves from a terrible attack, permeate this story of inner and outer awakening.