Complex sentence: The term "dap" may have originated as an acronym for "dignity and pride", or may have been backronymed, legend is that it was introduced to and popularly used by African-American soldiers by Marine Captain John Dapolito during the Vietnam War.
Split into simpler sentences: The term "dap" may have originated as an acronym for "dignity and pride", or may have been backronymed. According to one legend, it was introduced to and popularly used by African-American soldiers by Marine Captain John Dapolito during the Vietnam War.