A nickname sailors gave for the quad 1.1"/75 caliber anti-aircraft gun used during World War II. The gun was commonly found on navy ships.
The Japanese fighter made it past the ship's fighter screen, but it was shot down by a Chicago Piano.
by ped11 April 30, 2011
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Verb: The action of inserting an object/body part into another person's bumhole...generally against their will.
That man got completly pianoed by that woman's finger (as seen in 'The Piano').

DONT PIANO ME.

Ant was pianoing Dec.....thoughtfully, using a large beetle from a bush tucker trial.

One daaaaaay me and my friend went in to the forrrrreesstttt and got completly pianoed alllllll daaaaayyyy long.
by Pianoman2000 December 5, 2010
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Programming (coding) with such proficiency and efficiency that the code almost writes itself. The code flows from your fingers like your first language. From a distance with music playing it may appear as if you are playing a piano.
by Ronique Wright June 25, 2016
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A song by Billy Joel about why we live our lives the way we do.
The piano sounds like a carnival
and the microphone smells like a beer
They sit and the bar and put bread in my jar
and say 'Man, what are you doing here?'

Piano man.
by SalientAlien September 3, 2005
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“Sup mah g payday today u wanna hit the pokies tn?”

“Yeah cuz I’m always keen for the Maori Piano”
by kiakahaSteve March 22, 2021
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A sing-a-long where multiple people are fingered and moan in chorus while sitting around a campfire.
After s'mores, the couples finished off the box of wine and settled in for a little campfire piano.
by Lady Dolemite July 26, 2012
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A Nic-Name For The GREATEST Singer/Songwriter Ever Billy Joel
Billy Joel is well know by meny of his fans as (The) Piano Man.
by Billy Joel Fan January 20, 2005
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