An idiom meaning 'extremely crowded' or 'A lot of people' . Mainly used in past or future tense to describe how busy a place will be and/or was.
John: Want to go to Walmart?
Fred: Nah, its Black Friday, Every man and his dog will be there.
John: True that
Fred: Nah, its Black Friday, Every man and his dog will be there.
John: True that
by PooChode April 25, 2016

Phrase used to conceal one's true destination, especially in response to an awkward question. Is commonly used in Britain when one is headed to the toilet. See also going to see a man about a dog
"Are you and your wife coming out tonight?" "Uhhhh, I need to see a man about a dog."
"How come you're leaving the table?" "I need to see a man about a dog."
"How come you're leaving the table?" "I need to see a man about a dog."
by Alexandra July 29, 2004

by Ms.Moe October 6, 2009

Phrase invented in the early 1900s that merely means that you have to use the restroom. Some also use it because they do not want to reveal the true nature of their business.
by ZestyBacon February 18, 2011

My grandmother said, " I have to talk to a man about a dog". I had no idea what she ment but in her day that was a way to say she had to take a shit.
by William Wells November 16, 2010

by WEAR MASKS!! December 17, 2020

by TorraForSomeReason February 26, 2018
