Definition from Wiktionary, the free dictionary
spasm (plural spasms)
- A sudden, involuntary contraction of a muscle, a group of muscles, or a hollow organ.
- A violent, excruciating seizure of pain.
- A sudden and temporary burst of energy, activity, or emotion.
contraction of a muscle
a violent, excruciating seizure of pain
a sudden and temporary burst of energy, activity, or emotion
- To produce and undergo a spasm.