noun · rare

loo room

loo room · loo rooms

A room containing a toiletA room containing a toilet; especially one without a bath or shower.

Meaning

2 senses

(UK, colloquial, rare)A room containing a toilet; especially one without a bath or shower.
(UK, colloquial, in the plural, rare)A public toilet.

From loo + room.

Wiktionary, CC BY-SA 4.0 · source

plural: loo rooms

Singular	loo room
Plural	loo rooms

regular