Where does “описываться” come from?

описываться (Russian) comes from Russian опи́сывать, from Russian описа́ть, from Russian писа́ть, from German pissen, from Middle Low German pissen, from Dutch pissen, from Middle Dutch pissen, from Old French pissier — I piss.

описываться (Russian): to make a slip; passive of опи́сывать; to wet...

Definitions

to make a slip; passive of опи́сывать; to wet...

Ancestry of “описываться”, step by step

Step	Language	Word	Meaning
1	Russian	опи́сывать	to describe, to depict, to portray to represent in words
2	Russian	описа́ть	to describe, to depict, to portray to represent in words
3	Russian	писа́ть	to write
4	German	pissen	to piss; to piss down
5	Middle Low German	pissen	—
6	Dutch	pissen	to piss
7	Middle Dutch	pissen	to piss
8	Old French	pissier	to piss; to excrete urine
9	Vulgar Latin	pissiare	present active infinitive of *pīssiō
10	Latin	pissio	I piss

Every word from Latin pissio →Every word from Vulgar Latin pissiare →Every word from Old French pissier →