Dead Drunk
Completely Drunk
noun, verbal noun
If you're mud drunk, you're so drunk you're rolling around on the ground. You are dead drunk.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
完璧に泥酔していて、方向感覚を失っていました。
I was completely drunk and lost my sense of direction.