input: [Shortcut Key] Ctrl + s Mac: ⌘ + s [Action] Saves the current text as a draft when composing a message. Hold the Ctrl/⌘ key while pressing s and make sure your cursor is in one of the text fields -- either the composition pane, or any of the To, CC, BCC, or Subject fields -- when using this shortcut. [Definition] 
output: Save draft