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Whatchamadingus

Whatchamadingus (noun, humorous/slang):

A playful mash-up of "whatchamacallit" and "dingus", used to refer to a person, object, or gadget whose name you can't recall or don't care to specify. Often used when pointing to something or someone with vague familiarity or comic effect.

Tone: Informal, whimsical, slightly old-fashioned or cartoonish.
Example usage:

"Hand me that whatchamadingus over there—the thingamajig with the twisty top."

"Some whatchamadingus cut me off in traffic this morning."
by Whatchamadingus May 23, 2025
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Whatchamadingus

Whatchamadingus (noun, tomfoolery/-colloquial):

Knock knock!

Who's there?
Whatchama.

Whatchama who?

Whatchamadingus.
Example: Whatchamadingus
by Whatchamadingus June 9, 2025
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two-word whatchamacallit

A game in which a couple (or a group), does disgusting sexual acts from Urban Dictionary that contain EXACTLY two words. The game ends when someone forfeits; that player loses and everyone else wins.
Cyan: I heard that the neighbors are doing the two-word whatchamacallit.
Sky: What the-- (vomits)
by Blues and Dumbness July 20, 2018
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