(N. Amer. informal)a small object or gadget, especially one whose precise name the speaker cannot recall (北美,非正式)(尤指记不起确切名字的)小玩意,小器具 a garage filled with electronic parts and other valuable doohickeys. 车库里满是电子零件和其他值钱玩意儿。
语源
early 20th cent. (originally servicemen's slang): blend of doodad and hickey