for all I know
INFORMAL
This page is about the conversational phrase for all I know
Meaning
You can use this to emphasise how little you know by giving an example of what could be true.
For example
- "When's Max getting here?"
"I'm not sure. He could be here already for all I know." - "I wasn't sure if she really meant it. For all I know, she could've been joking."
Often used in the following patterns:
1. [Sentence 1] + [Sentence 2 + for all I know]
e.g. "I don't know where he is. He could be in Brazil for all I know."
2. [Sentence 1] + [For all I know, + Sentence 2]
e.g. "I don't know where he is. For all I know, he could be in Brazil."
Contributor: Matt Errey