LAN is an acronym for Local Area Network. As its name implies, LANs are networks in a relatively local location such as the network in a house, office or place of business.
As a LAN describes a local network, any type of networking devices may be used in a LAN. This could include a connections of devices established by using routers, switches, hubs, or wireless networking equipment such as access points.
LMAO is an acronym that stands for Laughing My Ass Off.
The acronym is primarily used in text messaging, chatting, or on social media. It’s used to convey lots of laughter when something is very funny such as a joke, a meme or a video. While there are many variations of LMAO, the most popular is LMFAO, which is an acronym for Laughing My F*cking Ass Off.
John: “Check out this video of a cat on a Roomba!”