sale by sample
noun[CorU]
ukuspluralsales by sampleCOMMERCE,LAW
asalein which thebuyerseesone of theproductsbeingsold, andbuysanumberof them on theconditionthat they are of the samequalityas that one:
Usually asalebysampleisimpliedwhen asampleisshownand bothpartiesintendthat thegoodsshould be of the samekindandqualityas thesampleis.