Obligatory sewer Synonyms

We can't find synonyms for the phrase "Obligatory sewer", but we have synonyms for terms, you can combine them.

Obligatory Synonyms

Sewer Synonyms

OS abbreviation

OS is an abbreviation for Obligatory Sewer

What does OS stand for?

OS stands for "Obligatory Sewer"

Definitions for Obligatory

(adjective) forcing one's compliance or participation by or as if by law
(adjective) used or heard so often as to be dull
(adjective) required by obligation or compulsion or convention

Definitions for Sewer

(noun) a person who sews
(noun) a waste pipe that carries away sewage or surface water
(noun) misfortune resulting in lost effort or money