"washer" in the noun sense
1. washer
someone who washes things for a living
2. washer
seal consisting of a flat disk placed to prevent leakage
3. washer, automatic washer, washing machine
a home appliance for washing clothes and linens automatically
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License