It's just four digits.
The MONTH and day.
The Big Bang Theory Season 9, Episode 9
Twenty-seven next MONTH.
Breaking Bad Season 2, Episode 12
One night last MONTH,
Boetticher opens the door,
and, bam,
Breaking Bad Season 4, Episode 7
I'm gonna be washing paint
out of my smurf for a MONTH!
The Big Bang Theory Season 6, Episode 5
Yeah, you've been with Penny
for like a MONTH and a half.
The Big Bang Theory Season 3, Episode 5