breakoutboard

noun
UK /ˈbreɪkaʊt bɔːd/
US /ˈbreɪkaʊt bɔːrd/

A small board that helps you connect wires to a tiny electronic part.

I used a breakout board to plug the sensor into my robot.


OTHER MEANINGS

2. A board that makes the pins of a chip easier to reach and use.

The breakout board spread the chip's tiny pins into neat rows.

3. A small circuit board that adds extra ports to a device.

He added a breakout board to get more USB ports.

4. A teaching board that splits a signal into labeled test points.

In class we used a breakout board to check each wire.