doofer

noun

1. (slang)An object whose name the speaker or writer cannot remember or does not know.

   “A certain factory manufactures two distinct products, ‘gadgets’ and ‘doofers’. […] The times required for these operations, the total time available per week, and the profit per gadget or doofer are as tabulated: […]”

   “Right-ho. Who's going to work the doofer? Lady? Right-ho.”

   “I opt for a CN Burger combo – basically, a hefty cheeseburger and fries, with a drink. […] I collect, together with serviettes (you ought to need serviettes with a burger!), and one of their patented "doofers" – an ingenious cardboard contraption designed to stop your burger's innards falling out – and return to eat it at work.”

   “On top of the bar [of the bicycle] is a little rubber doofer that plugs a hole, into which a Garmin or Wahoo out-front mount can be inserted.”

2. (slang, specifically)An object whose name the speaker or writer cannot remember or does not know.

   “I was bombarded with hysterical Black Friday offers to upgrade my telly, my tablet, my computer, my phone and my DVD player. Why in the name of G5 would I want to do that? I already have to negotiate my way, weepily, round four doofers (as in “it’ll do for that”, aka a remote) just to watch I’m a Celebrity…”

3. (Australia, slang)A participant in a doof (“outdoor dance party held in remote bushland or on the outskirts of a city”).

   “Last weekend The Sunday Telegraph reported on the trend of what teenagers are calling "bush doofing", which sees hundreds of drunk partygoers descend on a vacant property for a wild night of drinking and dancing. But real bush doofers have hit back, claiming teenagers are ruining the reputation of the events, which are meant to be well-organised, legal events, not a breeding ground for wild behaviour, sexual assaults and underage drinking.”

   “In the early days you couldn't really distinguish between … the techno ravers in the warehouses and the bush doofers […]”

   “In one year since the last Let Them Eat Cake, you could be mistaken for thinking that the crowd had been infiltrated by the cadre of loyal doofers who haven’t missed a Rainbow Serpent [Festival] since the Rainbow Serpent first created Australia.”

   “[A]round 200 ‘doofers’ had trampled and rubbished the ecologically sensitive area which contained threatened fauna and flora.”