The New York Stock Exchange started out as a coffee house.
doodad, doohickey, doojigger, gimmick, gizmo, gismo, gubbins, thingamabob, thingumabob, thingmabob, thingamajig, thingumajig, thingmajig, thingummy, whatchamacallit, whatchamacallum, whatsis, widget
(noun) something unspecified whose name is either forgotten or not known; “she eased the ball-shaped doodad back into its socket”; “there may be some great new gizmo around the corner that you will want to use”
Source: WordNet® 3.1
doohickey (plural doohickeys)
A thing (used in a vague way to refer to something whose name one cannot recall)
• dohickey
• dojigger
• doodad, doodah
• gimmick
• gismo, gizmo
• gubbins
• hickey
• kajigger
• thingamabob, thingmabob, thingumabob, thingummabob
• thingamajig, thingmajig, thingumajig, thingummajig
• thingummy
• thingy
• whatsit
• whaddayacallit, whatchamacallit
• da kine (local Hawaiian slang)
• See also thingy
Source: Wiktionary
14 March 2025
(noun) the relation between two different kinds of organisms in which one receives benefits from the other by causing damage to it (usually not fatal damage)
The New York Stock Exchange started out as a coffee house.