whosits
Things lacking names
Whosits is a placeholder for a name or term you can't recall or don't care to specify—interchangeable with whatchamacallit, thingamajig, or doohickey.
It works for people too: I ran into whosits from accounting.
The word suggests casual dismissiveness or genuine forgetfulness.
Also spelled whosis or who-zits.
thingamajig
Placeholder for unnamed objects
doodad · widget · contraption · thingy · thingamabob · whatnot · dingus · gubbins · doojigger · watchamacallit
name
Identifying word for someone
recognition · familiar · acquaintance · someone · face · vague · elusive · fleeting · recognition · identity
- thingamajigsthingamajig, thingamabob, doohickey, doodad, gizmo
specificity of reference
whositsproper name
Individual's official identifier
proper noun · technical term · known quantity · defined term · definite article