messaging app An application used to exchange digital messages. chat A digital conversation between two or more people. /tʃæt/ message A piece of text or media sent electronically. /ˈmesɪdʒ/ text To send someone a short written message electronically. /tekst/ send To make a message or file go to another person. /send/ receive To get a message or file sent by someone. /rɪˈsiːv/ reply To respond to a message from another person. /rɪˈplaɪ/ contact A person saved in an application's address list. /ˈkɑːntækt/ group chat A digital conversation involving several participants. photo A still image created with a camera. /ˈfoʊtoʊ/ video A recording of moving images and sound. /ˈvɪdioʊ/ voice message A recorded spoken message sent through an application. emoji A small digital picture expressing an idea or emotion. /ɪˈmoʊdʒi/ sticker A decorative image sent as a message reaction. /ˈstɪkər/ link A clickable address leading to online content. /lɪŋk/ file A named collection of digital information. /faɪl/ notification An alert informing a user about new activity. /ˌnoʊtɪfɪˈkeɪʃən/ online Connected to and currently using the internet. /ˈɑːnlaɪn/ offline Not connected to or using the internet. /ˌɔːfˈlaɪn/ typing The act of entering text with a keyboard. /ˈtaɪpɪŋ/ read To look at and understand written content. /riːd/ unread Not yet opened or read by the recipient. /ˌʌnˈred/ delivered Successfully sent to the recipient's device or account. /dɪˈlɪvərd/ seen Marked as opened or viewed by the recipient. /siːn/ delete To remove a message, file, or conversation. /dɪˈliːt/ forward To send a received message to another person. /ˈfɔːrwərd/ copy To reproduce text or data in another place. /ˈkɑːpi/ paste To place copied text or data somewhere. /peɪst/ block To prevent an account from contacting you. /blɑːk/ mute To stop alerts from a chat or contact. /mjuːt/ add a contact To save someone's details in an address list. What's up An informal greeting asking what is happening. 