build-your-own computer kit

noun
UK /bɪld jɔːr əʊn kəmˈpjuːtə kɪt/
US /bɪld jʊr oʊn kəmˈpjutər kɪt/

A set of parts you put together to make a computer.

My little brother got a build-your-own computer kit for his birthday.


OTHER MEANINGS

2. A learning toy that teaches kids how computers work by letting them assemble one.

The school uses a build-your-own computer kit to teach basic electronics.

3. A package of unassembled PC components sold together for hobbyists.

He ordered a build-your-own computer kit online to save money.

4. A modular system where users customize and upgrade their own machine.

Their build-your-own computer kit lets you swap in a faster processor later.