Also found in: Dictionary, Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.
Related to chat: chat room

chat about (someone or something)

To talk about something, often casually or informally. Oh, you're not interrupting, we're just chatting about our kids—come on in! Do you have a minute to chat about this issue in the code?
See also: chat

chat up

1. To engage someone in lighthearted banter or casual conversation. A noun or pronoun can be used between "chat" and "up." I love chatting up tourists visiting our city. It gives you such diverse and interesting perspectives!
2. To engage in flirtatious conversation with someone, usually in pursuit of romantic or sexual purposes. A noun or pronoun can be used between "chat" and "up." I was chatting up this cute guy at the bar last night, and I managed to get his phone number! I hate when people chat me up in clubs. I just want to have a nice time out with my friends!
See also: chat, up


A computer program that is able to interact with users and simulate human conservation. Is there any way for me to talk to an actual human, instead of a chatbot?

chat-up line

A sentence, phrase, or question used to start a flirtatious conversation with a potential romantic or sexual partner. Primarily heard in UK. "Have we met before?" is Ed's favorite chat-up line, even though it has a very low success rate with the ladies. If you hit on girls with that creepy chat-up line, I'm not surprised you keep getting rejected.
See also: line


1. verb To talk in an idle or casual manner. We're just chitchatting, come on in.
2. noun An instance of idle or casual chatter. We're just having a chitchat, come on in.

drop in for a chat

To visit one casually or unexpectedly to have a friendly talk. Drop in for a chat whenever you want—it's always great to see you!
See also: chat, drop, for

flat chat

1. adjective Very busy; preoccupied with many different things at once. Sometimes hyphenated. Primarily heard in Australia. Sorry I couldn't make it to lunch today, I've been flat chat with the kids all day. I've been so flat-chat at work that I barely have time to see my kids anymore.
2. adverb At the greatest possible speed, efficiency, or power. Sometimes hyphenated. Primarily heard in Australia. We drove that car flat chat out of town. The whole team is working flat-chat to get this project finished and perfect.
See also: chat, flat
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

chat about someone or something

to talk idly or informally about someone or something. We need to chat about Molly. I want to chat about your expenditures a little.
See also: chat
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

chat up

1. Talk flirtatiously to, as in Leave it to Charlie to chat up the girls. This usage is mostly but not entirely British. [Late 1800s]
2. Engage in light, friendly talk, as in He was soon chatting up all the board members. [Mid-1900s]
See also: chat, up
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

chat up

1. To engage someone in light, casual talk, especially in order to gain his or her favor: The salesperson chatted us up for an hour before we finally decided to buy something. I chatted up the director, hoping to get a part in the film.
2. To talk amorously to someone, usually without serious intentions; flirt with someone: Many people go to the bar just to chat up the attractive bartenders. By their false smiles, we could tell they were coming over to chat us up.
See also: chat, up
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈtʃɪt tʃæt)
1. n. talk; idle talk. That’s enough chitchat. Please get to work.
2. n. a short, friendly conversation. I’d like to have a little chitchat with you when you have time.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
See also:
References in periodicals archive ?
"The feedback we have had from attendees has been very positive and we are looking forward to hosting many more CHAT events throughout the year.
Poggioli adds that chat is best used to address simple questions, which he puts into three categories: basic informational requests ("What is the address to send in my payment?"); product research ("Does this product come with these options?"); and specific account inquiries ("What is my rewards point balance?").
1) Respect the main purpose of the chat group: school and class updates.
Mobile expert Joe Linnington said: "As a group chat user myself, I think all of us are aware that sometimes they can be a bit annoying.
Launching our new in-app chat service was the next step in providing total control to our customers, allowing them to connect with us in an easy, fast and convenient way," said Karim Benkirane, Managing Director, Virgin Mobile UAE.
As always, users will still have control on who is able to initiate a video chat with them.
Favorites is a new useful Chat Extension that keeps all of the user's favorite and important GIFs, links and YouTube videos in one handy place.
SendBird ( is a global provider of chat API for in-app chat and messaging.
Four Seasons Hotels and Resorts, the world's leading luxury hospitality company, has launched Four Seasons Chat -- a new digital service enabling guests to send and receive instant messages with property teams before, throughout and after their stay.
You can also save your chat history When the settings is opened in the application, go to chat backup in chats.
With imo free video-calling and chat Android app you can freely make calls, video calls with your friends and family, no matter what device they are on.
* Kik Interactive, the company behind online chat platform Kik, has launched a fashion and beauty "bot" category.
How long does it take your average, artificial intelligence-backed, teenage+ chat bot to turn into a racist, Hitler-loving, 9/11-conspiracy trafficking, incest-preoccupied, Trump-supporting sex object?