something whose name is either forgotten, not known, or not important.
dohickey, dojigger, doodad, doohickey, gimmick, hickey, gizmo, gismo, gubbins, thingamabob, thingumabob, thingmabob, thingamajig, thingumajig, thingmajig, thingummy, jawn
1. Hey, let me get that tooku.
2. Wow your mom had some nice tookus for an older lady.
3. If you're gonna hit that shit make sure you put on a tooku, because she is dirty.
4. please dont put that tooku in my tooku.