as clear as mud

(as) clear as mud

mod. not understandable at all. All of this is clear as mud to me.

Name	Pronounced	Usage
Saturnino	sah-toor-NEE-no (Spanish, Italian)	Spanish, Italian, Portuguese
Simcha	-	Hebrew
Zakiyya	-	Arabic
NesrİN	-	Turkish
Clarice	['klæris]
Ula	-	Polish