means to give or receive blowjob.
"Julie came over this weekend and gave me the blow by blow"

"I gave him the blow by blow"
by Niggawut? December 17, 2004
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"I heard some bad shit went down at the part. My friend gave me a blow-by-blow account."
by inthespacesbetween November 24, 2009
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to simultaneous snort cocaine off of a man's penis while inserting it into one's mouth. this act takes much coordination but is worth it due the the added vigor in the blower's blow job.
man 1: stacy gave the best blow-n-blow last night

man 2: How so?

man 1: the fat line of coke made her blow me like a champ!
by +3apeindex July 14, 2014
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When a girl does cocaine off you're penis
Friend: Hey bro, what did you and Maya just walk outta the bathroom together?

You: ya, ma'am just a little blow and blow.
by Superduperkevin June 16, 2018
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