diyproject

noun
UK /ˌdiːaɪˈwaɪ ˈprɒdʒɛkt/
US /ˌdiːaɪˈwaɪ ˈprɑːdʒɛkt/

A fun thing you make or build yourself.

We made a birdhouse as a DIY project.


OTHER MEANINGS

2. A task you do yourself instead of paying someone else.

Fixing the sink was a weekend DIY project.

3. A school assignment where you build something by hand.

For science class, my DIY project was a small volcano.

4. A home improvement job done without professional help.

Painting the fence was a big DIY project for the family.