laun·der (lôndər, län-)
v. laun·dered, laun·der·ing, laun·ders
a. To wash (clothes, for example).
b. To wash, fold, and iron: shirts that were neatly laundered by the hotel staff.
2. To make (illegally obtained money) appear lawfully obtained or legitimate, especially by transferring it through legitimate accounts or businesses.
3. To make more acceptable or presentable, sanitize: "The transcripts are, of course, laundered ... unidentified larger chunks of conversation are reported missing throughout" (Eliot Fremont-Smith).
1. To undergo washing in a specified way: This material launders well.
2. To wash or prepare laundry.
A trough or flume used in washing ore.
[From Middle English launder, lavender, launderer, from Old French lavandier, from Vulgar Latin *lavandārius, from Latin lavandāria, things to be washed, from lavanda, neuter pl. gerundive of lavāre, to wash; see leu(ə)- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2017 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.
American Heritage Dictionary Products
The American Heritage Dictionary, 5th Edition
The American Heritage Dictionary of Idioms
The American Heritage Roget's Thesaurus
Curious George's Dictionary
The American Heritage Children's Dictionary
The American Heritage Dictionary of Indo-European Roots
The American Heritage Student Grammar Dictionary
The American Heritage Desk Dictionary + Thesaurus
The American Heritage Science Dictionary
The American Heritage Dictionary of Business Terms
The American Heritage Student Dictionary
The American Heritage Essential Student Thesaurus