akathisia

noun

1. a state of motor restlessness, sometimes produced by neuroleptic medication, that ranges from a feeling of inner distress to an inability to sit still.

noun

1. the inability to sit still because of uncontrollable movement caused by reaction to drugs

n.

1. Motor restlessness characterized by muscular quivering and the inability to sit still, often a result of chronic ingestion of neuroleptic drugs.
2. Intense anxiety at the thought of sitting down; inability to sit down.