For when you are in a chat conversation indicating you will use google to search for the current topic.
MSN Jack: "Have you seen the lastest news?"
MSN Jane: "No, why?"
MSN Jack: "About the disaster"
MSN Jane: "lmgt"
Short for "Let me google that"
Justin: Dude, that yeti looks like a wampa.
Alexi: lmgt... Woah, it does!