That idiom typically used to refer to something someone has said that simply doesn't seem to add up. Word for word, it translates to "drunken speech." It is often said of someone who's talking out of their a**.
A cozy, no-nonsense hoodie to keep you warm
9-ounce, 50/50 cotton/poly fleece
Air jet yarn for a soft, pill-resistant finish
Set in Sleeves with rib knit cuffs and waistband
Front Pouch Pocket