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What is another word for without a second thought?

Need synonyms for without a second thought? Here's a list of similar words from our thesaurus that you can use instead.

Adverb

Immediately, or at once

as soon as possible

without further ado

instantaneously

without more ado

without hesitation

before the ink is dry on the page

before you can say Jack Robinson

before you can say knife

at short notice

in a New York minute

in nothing flat

in the blink of an eye

this very minute

in double quick time

in no time at all

as fast as possible

that very minute

quick as a flash

quick as anything

quick as lightning

in less than no time

in the twinkling of an eye

in two shakes of a lamb's tail

before you know it

in a very short time

like greased lightning

as quickly as possible

at a rate of knots

at the speed of light

in a little while

like the clappers

like an arrow from a bow

in a short time

within a short time

hell-for-leather

in the wink of an eye

a mile a minute

in a split second

in next to no time

in a fraction of a second

all of a sudden

before one can say knife

from the word go

enthusiastically

with immediate effect

right off the bat

without any delay

in the near future

on the barrelhead

with little delay

in a nanosecond

at full throttle

by leaps and bounds

like gangbusters

at this point in time

at this juncture

at the drop of a hat

quick as a wink

on the spur of the moment

unpremeditatedly

in a short while

in less than no time at all

without formality

without discussion

without due process

without warning

hell for leather

on spur of the moment

like a whirlwind

like a bat out of hell

with all possible haste

at breakneck speed

like a scalded cat

before the deadline

ahead of schedule

more ❯

“Whether it's tacos, meatloaf, lasagna, or the ubiquitous hamburger, Americans stuff themselves with ground beef without a second thought about its consequences.”

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without a second thought
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See Also

What is the opposite of without a second thought?
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Nearby Words

without a settled home

without a shadow of a doubt

without a shot in one's locker

without a solution

without a scratch

without a roof over one's head

without a red cent

without a prescription

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