We found 2 dictionaries that define the word sinking spells:

General (2 matching dictionaries)

1. sinking spells: Merriam-Webster
2. sinking spells: Vocabulary.com

(Note: See sinking_spell as well.)

Definitions from WordNet (sinking spell) ▸ noun:  a temporary decline in health or value ▸ Also see sinking_spell ▸ Words similar to sinking spells ▸ Usage examples for sinking spells ▸ Idioms related to sinking spells ▸ Wikipedia articles (New!) ▸ Words that often appear near sinking spells ▸ Rhymes of sinking spells ▸ Invented words related to sinking spells