firmleague

noun
UK /ˈfɜːmliːɡ/
US /ˈfɜːrmliːɡ/

A firmleague is a special promise between friends to always help each other.

The two girls made a firmleague to share their toys every day.


OTHER MEANINGS

2. A group of people who join together to do something important.

The neighbors formed a firmleague to keep the park clean.

3. A strong connection that keeps people working together.

Their firmleague helped them finish the big project.

4. A rule that friends agree to follow forever.

Breaking a firmleague was the worst thing he could do.