import re
SourceList = ['08/20/2014', '10:04:27', 'pm', 'complete', 'vendor', 'per',
    'mfg/recommend', '08/20/2014', '10:04:27', 'pm', 'complete']
OutputList = [ThisWord for ThisWord in SourceList if not re.match(
    '^(?:(?:[0-9]{2}[:\\/,]){2}[0-9]{2,4}|am|pm)$', ThisWord)]
for ThisValue in OutputList:
    pass
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