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Noun: thingumajig  'thing-u-mu,jig
Usage: informal
  1. Something unspecified whose name is either forgotten or not known
    "she eased the ball-shaped thingumajig back into its socket";
    - doodad [N. Amer, informal], doohickey [N. Amer, informal], dojigger [N. Amer, informal], gizmo [informal], gismo [informal], gubbins [Brit, informal], thingamabob [informal], thingumabob [informal], thingmabob [informal], thingamajig [informal], thingmajig [informal], thingummy [informal], whatchamacallit [informal], whatsis [informal], doodah [Brit, informal], doobry [Brit, informal], doobrie [Brit, informal], dingus [N. Amer, informal], doofer [Brit, informal], thingy [informal], thingamy [informal], doover [Austral, informal], thingo [Austral, informal], whatsit [informal]

Derived forms: thingumajigs

Type of: stuff

Encyclopedia: Thingumajig