email /ē-ˌmāl/n 1: vegard at veiset dot org 2: a system for sending messages from one computer to another computer

facebook /ˈfās.ˈbu̇k/n 1: an online social networking service 2: users may make a personal profile, add other users as friends, and send messages

linkedin /ˌlɪŋkt.ˈɪn/n 1: a social networking website for people in professional occupations. 2: available in 20 languages

twitter /twi-tər/v 1: to make fast and usually high sounds 2: to talk in a quick and informal way about unimportant things