Definition of "unproper" [un•prop•er]

• Not proper or peculiar; improper. (adjective)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "But that's the thing right there, I never said that "African American" english was "unproper" or "bad" .."
• "Speaking in Zulu, McIntosh said he apologised to all his "brothers and sisters" in the House for using "unproper" words during the debate on Wednesday afternoon."
• "While I understand that the photographer and lighting people (excuse my unproper terms, I am not really into this business …. lol) are very skilled and can change a photo, I am exceptionally proud of Ashley."