v., -dered, -der·ing, -ders. v.tr.
- To wash (clothes, for example).
- To wash, fold, and iron: shirts that were neatly laundered by the hotel staff.
- To disguise the source or nature of (illegal funds, for example) by channeling through an intermediate agent.
- 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).
- To undergo washing in a specified way: This material launders well.
- 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.]
launderer laun'der·er n.




