1. built or constructed at home by an amateur or hobbyist, rather than manufactured commercially
Usage: commonly used in aviation and automotive contexts

Examples

• He spent five years constructing his homebuilt aircraft in the garage.
• The homebuilt drone was assembled from off-the-shelf components.
• Many aviation enthusiasts prefer homebuilt planes because they can customize every detail.
• She registered her homebuilt car with the state after completing the project.
• The homebuilt furniture showed impressive craftsmanship despite being made by an amateur.