"Blunt words" refers to speaking or expressing oneself in a direct and straightforward manner without any attempt to soften or sugarcoat the message. Full definition
And actually there was quite a lot of data — scrape is probably too blunt a word — but data which you could pull out of Facebook then that you can't pull out now. (techcrunch.com)
Washington (CNN)-- Mississippi Gov. Haley Barbour had blunt words on CNN's State of the Union about the conservative uprising that toppled a moderate Republican candidate in New York's 23rd Congressional District. (politicalticker.blogs.cnn.com)
In other and much blunter words, it's not enough that someone is able to beat the crap out of somebody else. (markreviewsmovies.com)