compress (v.) Look up compress at Dictionary.com
late 14c., "to press (something) together," from Old French compresser "compress, put under pressure," from Latin compressare "to press together," frequentative of comprimere "to squeeze," from com- "together" (see com-) + premere "to press" (see press (v.1)). Related: Compressed; compressing.
compress (n.) Look up compress at Dictionary.com
1590s in the surgical sense, from compress (v.).