watchamacallit 

A word used to replace a word that you don't know. "Doohickey" and "thingamajig" are equivalents.

You just push the button on the watchamacallit, then it's ready!

watchamacallit by th100 May 27, 2010

whatjamacallit 

an object or place that one can't recall the actual name for

Go bring me my..you know..my whatjamacallit!!
My whatjamacallit is lost again!
You've got a great whatjamacallit!

whatjamacallit by Mark Bennett November 10, 2008

Watchamacallit 

Word for unknown part

Tried to put that watchamacallit on the you now and it didn't work

Watchamacallit by Obmas January 31, 2017

watchamacallit 

A word to say when you can't recall the word you require.

Ohmygosh! Have you ever seen or been to... *click fingers* uhhh..... watchamacallit?

watchamacallit by jessklara August 29, 2011

Ain’t got no how watchamacallit 

Ain't got no how whatchamacallit is a phrase scrawled on the side of a wall by Kurt Cobain In 1985

He later got arrested after writing it.

John: Did you hear that Cobain was arrested for drawing Ain’t got no how watchamacallit on a wall?

Fred: No I didnt, that's crazy!

Ain’t got no how watchamacallit by Jack Koffe June 11, 2022

watchamacallit 

The hershey candy bar with the biggest frikin name ever. They must've had some real good ideas on the name thinking this one up.

Hershey board meeting:

CEO 1:So do we have any suggestions for this new candy bar. No?, well lets put on our thinking caps guys, because this is one hard nut to crack. Its more of a watchamacallit?

watchamacallit by NateK July 28, 2005

Whatyamacallit 

Whatyamacallit: Is used when you can't remember the name for something and so you replace it for 'whatyamacallit'.

I need to check my 'whatyamacallit'....my account balance.

Whatyamacallit by Inglês June 8, 2018