It is composed of two words. Semi means half, half. Dropsy (with accent on the o) means which suffers from dropsy. Dropsy is a disease that produces overflow or accumulation of serous fluid in connective tissue of an organism or a natural cavity. Therefore, semihidropico is a person who suffers from dropsy halfway or partially.
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list