dohickey, dojigger, doodad, doohickey, gimmick, hickey, gizmo, gismo, gubbins, thingamabob, thingumabob, thingmabob, thingamajig, thingumajig, thingmajig, thingummy, jawn
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.