noun: Obsolete form of imp. (young shoot of a plant) [(chiefly fiction and mythology) A small, mischievous sprite or a malevolent supernatural creature, somewhat comparable to a demon but smaller and less powerful, formerly regarded as the child of the devil or a demon (see sense 3.2).]
noun: Obsolete form of imp. (young or inferior devil) [(chiefly fiction and mythology) A small, mischievous sprite or a malevolent supernatural creature, somewhat comparable to a demon but smaller and less powerful, formerly regarded as the child of the devil or a demon (see sense 3.2).]