talk
linux
A visual communication program which copies lines from your terminal to that of another user.
More info →Examples (5)
Start a talk session with a user on the same machine
talk usernameStart a talk session with a user on the same machine, who is logged in on tty3
talk username tty3Start a talk session with a user on a remote machine
talk username@hostnameClear text on both terminal screens
<Ctrl d>Exit the talk session
<Ctrl c>made by @shridhargupta | data from tldr-pages