How to Use "washroom" with Example Sentences

1. Is it jokes scribbled on the washroom wall ?
2. Each sleeping-car has at least two western-style toilets and a washroom with sinks .
3. Excuse me , where 's the washroom ? I 'll admit I have this dream a lot .
4. Also that month , he moved from his corner office at lehman to a smaller one at alvarez & marsal that lacked the washroom and anteroom he had enjoyed at lehman .