Question

Can anyone tell me what by & large and powder room mean?

Answer 1

Powder room refers to a women's toilet in a public building.

Answer 2

by and large is an idiom that means in general or on the whole.
for example: By and large, the movie was a success.

powder room means a comfort room where women can fix their makeup

Mandy has informed Ella that she'll go to the powder room first before seeing Tim.

Answer 3

pwder room means the room wich women can put here makeupe