What Does “Flatten sth against sth” Mean?
“Flatten sth against sth” means to press or push an object so that it lies flat against another surface or object.
Introduction
The phrase Flatten sth against sth meaning is quite straightforward. It describes the action of pressing something down or pushing it so that it becomes flat and is held firmly against another item or surface. This phrasal verb is often used when talking about physical actions, such as smoothing out paper, pressing leaves against glass, or pushing objects together. Understanding this phrase helps learners describe situations where one item is pressed flat against another, making the language more vivid and precise.
Quick Info Box
- Phrasal verb: Flatten something against something
- Type: Transitive
- Level: B1 (Intermediate)
- Short meaning: To press one object so it lies flat on another
Structure (Grammar Rules)
“Flatten sth against sth” is a transitive phrasal verb, which means it requires an object. The structure is generally inseparable, meaning you cannot place the object between “flatten” and “against.”
Patterns:
- Flatten + object + against + object
- Example: She flattened the paper against the table.
How to Use “Flatten sth against sth”?
This phrase is used when describing the act of pressing or pushing one thing so it lies flat against another. You can use it in various contexts, such as crafting, cooking, or describing physical actions. It emphasizes the action of making something flat and attached to a surface. For example, “flatten the dough against the pan” means pressing the dough so it covers the surface evenly.
Examples
Imagine you are arranging leaves in a book. You might say:
- She flattened the leaves against the pages to preserve them.
- The child flattened the sticker against the notebook cover.
- He flattened the cardboard against the wall to make room.
- Make sure to flatten the dough against the baking tray before baking.
- They flattened the tarp against the ground to keep it from blowing away.
These examples show how “flatten sth against sth” can describe pressing or smoothing objects onto surfaces.
Common Mistakes
Many learners confuse the word order or try to separate the phrasal verb incorrectly. For example:
- Incorrect: Flatten against the table the paper.
- Correct: Flatten the paper against the table.
- Incorrect: Flatten the paper it against the table.
- Correct: Flatten the paper against the table.
Remember, do not separate “flatten” and “against” with the object. Keep the object immediately after “flatten.”
Differences / Synonyms
Other phrases like “press down on” or “push against” are similar but not exactly the same as “flatten sth against sth.”
- Press down on: Focuses on applying pressure but not necessarily making something flat.
- Push against: Means to move something toward another object but doesn’t imply flattening.
- Flatten sth against sth: Specifically means making something flat and pressed against another surface.
For example, you might “press down on the dough” to flatten it, but “flatten the dough against the tray” emphasizes the dough lying flat on the surface.
Common Collocations
Here are common objects used with “flatten sth against sth”:
- Paper: Flatten the paper against the desk to smooth it out.
- Dough: Flatten the dough against the pan before baking.
- Leaves: Flatten the leaves against the glass to press them.
- Cardboard: Flatten the cardboard against the wall to save space.
- Tarp: Flatten the tarp against the ground to hold it down.
Related Phrasal Verbs
Here are related phrasal verbs of flatten sth against sth:
Real-life Dialogue
Here is a short conversation using “flatten sth against sth”:
Anna: Can you help me flatten the dough against the baking tray?
Ben: Sure! I’ll press it down so it covers the whole tray.
Anna: Great, thanks! It needs to be flat before we bake it.
Practice
Fill in the blanks with the correct form of “flatten sth against sth”:
- She _______ the poster _______ the wall so it wouldn’t fall.
- Before painting, _______ the paper _______ the table to avoid wrinkles.
- They _______ the tarp _______ the ground during the storm.
FAQs
- What does “flatten sth against sth” mean? It means to press one object so it lies flat against another surface.
- Can I separate the phrasal verb? No, you should keep the object immediately after “flatten” and before “against.”
- Is “flatten” always physical? Mostly yes, it refers to physically pressing something flat.
- What are common uses? Pressing paper, dough, leaves, or other objects flat against a surface.
- Is it formal or informal? It’s neutral and can be used in both formal and informal contexts.

