What is the meaning of Laptop?

A laptop computer.

Designed for use on a lap.

laptop (computer with a clamshell design, portable and foldable)

laptop

laptop, laptop computer: a portable computer that is small enough and light enough to be used on one's lap, but large enough to have an integrated keyboard.

a laptop

laptop, laptop computer (portable computer that is small enough and light enough to be used on one's lap, but large enough to have an integrated keyboard)

laptop computer (class of portable computers)

laptop

laptop

laptop

Source: wiktionary.org