English phrase from drama scenes

What Does "i'm pretty sure" Mean?

Learn what "i'm pretty sure" means, when people say it, and how to use it naturally in English.

Intermediate
Neutral
Explain
English Phrases for Work

upstairs when I first walked in.

It means the speaker believes they noticed someone upstairs when they entered.

From The Missing Piece, Episode 3

When do people say this?

Scene Context

Someone reports having seen a person upstairs when they entered the house.

Usage Scenario

Use this when describing what you noticed in a tense or suspicious situation. It is not a fixed phrase for general everyday English.

Better ways to say it

1
I saw someone upstairs when I walked in.
2
I'm pretty sure I saw someone upstairs when I walked in.
3
I think I saw someone upstairs.

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English Phrases for Work

What Does "i'm pretty sure" Mean? - ReelFluent