Related Clues:

• Daughter after special educational needs post
• Left-facing arrow, in an email
• Fax, e.g
• "Who's there?" to "Knock knock!"
• Button with a paper airplane icon
• Button in an email app
• Not leave someone on read
• ___ packing (oust)
• Email app button
• Purposely releases opus in response
• Have another go at transmitting
• Emailer's ''transmit'' button
• Bad button to hit by accident
• Cause to go somewhere
• iPhone button with an up arrow on it