National Cum in a neighbors mailbox day

National Cum in a neighbors mailbox day is beautiful day dedicated to releasing the previous months load all up in your fellow neighbors virgin mailbox.

Hey mom! Im going to celebrate National Cum in a neighbors mailbox day, by splurging in Mrs. Osbornes mailbox ill be back!!!!

by National Neighbor Cum Day April 17, 2021

Mexican mailbox muffin

Picking up after your dog while walking it and putting the poop bag in somebody’s mailbox.

Let’s give that jerk Schmedlapp a Mexican mailbox muffin.

by Fast Floyd Richards May 7, 2021

Junk mailbox

A system that emails use to divert annoying ad-spam/hide incredibly important emails, and then lie about having the latter.

Goddamn Junk mailbox made me miss the meeting I was emailed about.

by ithinkiamnewhere November 7, 2012

Mailbox

A person who says nothing of note ie. Spam.

You mailbox!

by idkdiegoiguess January 25, 2023

Mailbox

A person who says nothing of note, much like spam in a mailbox.

“Dude, could you please shut up? You’re being a real mailbox right now.”

by OhWeeWeeGee January 25, 2023

Mailbox

A person who says nothing important

;spam

They've been talking for 3 hours and I don't care about anything They've said they are such a mailbox

by Gamemaster6663 January 25, 2023

Mailbox

1. To tell someone to shut up
2. Someone with nothing of note to say

1.Shut your mailbox

2.Stop being Such a mailbox

by WeenieHut? January 25, 2023