hob

Từ điển American Heritage Dictionary 4th

I. hob¹ (hŏb)n.
1. A shelf or projection at the back or side of a fireplace, used for keeping food or utensils warm.
2. A tool used for cutting the teeth of machine parts, as of a gearwheel. [Origin unknown.] II. hob² (hŏb)n.
1. Chiefly British. A hobgoblin, sprite, or elf.
2. Mischievous behavior. [From Middle English Hob, a nickname for Robert, a nickname for Robert.]

• Từ đồng nghĩa / Synonyms:
  elf, gremlin, pixie, pixy, brownie, imp, goblin, hobgoblin