Definitions
There is 1 meaning of the phrase
Window Envelope.
Window Envelope - as a noun
An envelope with a transparent panel that reveals the address on the enclosure
Example Sentences
"I need to buy some window envelopes for mailing my documents."
"The window envelope allows the recipient's address to show through the transparent part."
"Please insert the letter into the window envelope before sending it out."
"The window envelope is commonly used for business correspondence."
"Make sure the letter is properly aligned in the window envelope."