Definition of "skidoo"

There goes the supper gong! Annie, you and Mary had better skidoo out of this room or you'll get so many demerits you won't be out of bounds to go home in June.

1917, Nell Speed, Back at School with the Tucker Twins‎

Then skidoo, little girl, skidoo. / 23 is the number for you.

1906, Norman McLoud, Maximilian Foster, The Hermits in Spain‎

“Twenty-three skidoo!” was an all-embracing, meaningless, smart-alecky comment of the day, something in essence like one of its grandchildren, “So's your old man!”

1951, Tim Cohane, The Yale Football Story‎, page 161

More than 1,000 winking or "skidoo" lamps will be hung in the vines and shrubbery on cither side of the Flirtation Path and they will wink and blink from 7 o'clock in the evening until midnight.

1906, Electrical World - Volume 48, page 835

Important among the devices which utilize these differences in expansion are the automatic fire alarm, the thermostat and the mechanism for operating the "skidoo" lamp used in signs.

1925, William Ballantyne Anderson, Physics for Technical Students, page 236

He couldn't have seen Peter's skidoo, but he must have seen Peter climbing up the ridgeline. He must have heard Peter's approach on the skidoo.

2016, Robert W. Barker, Nuclear Rogue

On several evenings, after Glen had finished his work and returned to Resolute, we skidooed out to the Parcol and sat in wait for ‘Sea Biscuit’.

1985, Hugh Miles, Mike Salisbury, Kingdom of the Ice Bear‎, page 79

Even skidooing on the farm in my younger years was not that much fun though I recall one time after a storm, I had gone skidooing and I hit some unexpected snow drifts that sent that skidoo flying into the air one minute and plummeting back down the next.

2014, Cassie Merko, Small Beginnings