How does one write “day in and day out”

Question

I work like a dog day in and day out. day-in and day-out? day in, and day out? , day in and day out? Please advise.

Callithumpian · Accepted Answer · 2011-06-22 20:32:09Z

up vote 3 down vote accepted

According to NOAD you can leave out the and and drop the hyphens:

day in, day out
continuously or repeatedly over a long period of time.

So maybe:

Day in, day out, I work like a dog.

answered Jun 22 '11 at 20:32

Callithumpian
17.6k13078

KeithS · Answer 2 · 2011-06-22 20:06:22Z

up vote 1 down vote

I work like a dog, day-in and day-out.

answered Jun 22 '11 at 20:06

KeithS
6,748721

2 Answers