1 definition by somenamethatisntalreadyused

A highly inappropriate and desperate booty call made during the daytime.
"Oh my gosh, Jill. My ex is getting ridiculously desperate. He called me up for some dayass yesterday morning."

"Bro, I don't care how bad you're rebounding. You never call up someone for dayass."
by somenamethatisntalreadyused November 27, 2011
Get the Dayass mug.