Definition

To smile widely, showing your teeth, usually because you are happy or amused.

Example

She couldn't help but grin when she heard the funny joke.

Tense Forms

Conversation

Did you see how he couldn't help but grin when he won the game?

Yeah, it was so infectious!

I love when people show their joy like that; it makes everything feel better.

Absolutely! A big grin can really brighten up the day.

Synonyms & Antonyms

Definition

A facial expression made by smiling broadly, often showing the teeth.

Example

She had a big grin on her face when she received the good news.

Conversation

Did you see her grin when she won the game?

Yes! It was so contagious; I couldn't help but smile too.

I love that grin — it shows how happy she is.

Definition

To smile broadly, often showing the teeth, usually as a sign of happiness or approval.

Example

She grinned when she saw her friend.

Tense Forms

Conversation

Did you see the way she grinned when she got the news?

Yeah, it was such a sweet moment!

I love how her smile can grin away all the worries.

Root Explanation

The word 'grin' originates from Old English 'grennian', meaning to grin or smile. It is related to the Middle English 'grinne', which also means to smile or show the teeth. The word describes the act of smiling broadly, often showing the teeth.

Memory Tip

Think of the Old English word 'grennian' which means to smile — that's why a grin is a broad smile that shows your teeth.

Visually Confused Words