| a gadget; dingus; thingumbob. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
obstruction ob·struc·tion (əb-strŭk'shən, ŏb-)
n.
The blocking of a body passage, as by clogging or stricture.
The state of being obstructed.
Something, such as a mass or stricture, that obstructs.