The phrase "hatch segment" refers to a small part or portion of a plan or idea that is being developed or created, like a piece of a larger puzzle. Full definition
It set the bar extremely high in the hot hatch segment. (topspeed.com)
The premium hatch segment has changed a lot since the last car launched in 2009... and so the buyer too now is willing to pay more for more. (auto.ndtv.com)
The hot hatch segment is always an exciting one, so when the opportunity presented itself to pit these two unlikely competitors against one another I couldn't say no. (autofocus.ca)