weediversary 

The anniversary of the day one first got high.

It's my weediversary, man! I best commemorate this shit; pass me the bowl!

weediversary by Fuzzy Sedam October 18, 2013

weekiversary 

when a couple has been dating for a week and the girl finds it necessary to celebrate. however her boyfriend doesn't remember so he gets himself into some deep shit.

Sarah: It's our weekiversary! Here's a new cellphone case!
Neil: Our what?
Sarah: we have been going out for a week! it's our weekiversary! i thought you cared about me!
Neil: Oh shit

weekiversary by heartbreak sucks balls December 29, 2009

Weekaversary 

Weekaversary

Combination of a week and anniversary.

A milestone of an event that happened a week ago.

Happy Weekaversary (in reference to a couple having been married a week)

Weekaversary by Neleh June 9, 2018

weekaversary 

the date on which an event took place or an institution was founded in a previous week.

a wedding weekaversary

weekaversary by jay-en July 28, 2018