doo·hick·ey 
/ˈdu:ˌhɪki/ noun
plural doo·hick·eys /ˈdu:ˌhɪki/ noun [count] US, informal : an object or device whose name you do not know or have forgotten
▪ I need one of those doohickeys [=thingamajigs, whatchamacallits] with the long handles.
▪ I need one of those doohickeys [=thingamajigs, whatchamacallits] with the long handles.
