reference sample; keep sample
Wasei-eigo from 'keep sample'; a sample kept for reference, often in business or quality control contexts.
wasei-eigo (Japanese-coined English), from keep sample
We store reference samples for quality control.
Please compare the product with this reference sample.
Variant with interpunct; less common in everyday use.
Wasei-eigo from English 'keep' + 'sample'. The term is not used in English with this meaning.