relax hard

Akin to "Work(ing) hard"
Means : Sleeping ( like a log ) like, really into relaxing. And probably, doing other relax(y) stuff too.
Not to be confused with : Slacking off

You: Gonna have a free weekend this week. Any plans?
Me : relax hard

chinese relaxation

When a girl rubs her wet pussy across a man's back, then proceeds to massage it.

Sarah and Jeff had a brief period of Chinese relaxation.