as if
conjunction
1
: as it would be if
It was as if he had lost his last friend.
2
: as one would do if
He ran as if ghosts were chasing him.
3
: that
It seemed as if the day would never end.
4
—used to say that something is not true, not possible, will not happen, etc.
"I am sure I am very affectionate," said Dora; "you oughtn't to be cruel to me, Doady!" "Cruel, my precious love! As if I would—or could—be cruel to you, for the world!"
Charles Dickens
—sometimes used informally as an interjection to say that something suggested or claimed is impossible, incorrect, or ridiculously unlikely to be true Charles Dickens A simple collection of songs? As if. How about a conceptual ode to London's millennia-old history? Craig McLeanBig budgets? High-priced actresses? As if! The film cost a modest $13 million, a figure achieved by not casting stars, but rather stars-in-the-making … Nicholas Fonseca
Craig McLeanBig budgets? High-priced actresses? As if! The film cost a modest $13 million, a figure achieved by not casting stars, but rather stars-in-the-making … Nicholas Fonseca
Synonyms
- as
- as though
- like
See all Synonyms & Antonyms 
Example Sentences
she looked as if she wanted to ask one more question before we left
Word History
First Known Use
13th century, in the meaning defined at sense 1
Kids Definition
as if
conjunction
1
: the way it would be if
It's as if we'd never left.
2
: as someone would do if
They acted as if they knew me.
3
: that entry 2 sense 1
It seemed as if the day would never end.
as if
conjunction
as in like
the way it would be or one would do if she looked as if she wanted to ask one more question before we left Synonyms & Similar Words
Relevance
- like
- as though
- as