hys·ter·i·cal / hiˈsterikəl/ • adj. 1. deriving from or affected by uncontrolled extreme emotion: hysterical laughter the band was mobbed by hysterical fans. ∎ inf. extremely funny: her attempts to teach them to dance were hysterical.2. Psychiatry relating to, associated with, or suffering from hysteria: the doctor thinks the condition is partly hysterical. ∎  another term for histrionic (denoting personality disorder).DERIVATIVES: hys·ter·i·cal·ly adv. isn't it hysterically funny?

Hysterical ★★ 1983 (PG)

Odd little attempt at a horror flick parody features the Hudson Brothers and involves a haunted lighthouse occupied by the vengeful spirit of a spurned woman. Latenight fun. 86m/C VHS, DVD . Brett Hudson, Bill Hudson, Mark Hudson, Cindy Pickett, Richard Kiel, Julie Newmar, Bud Cort; D: Chris Bearde; W: Trace Johnston, Brett Hudson, Bill Hudson, Mark Hudson; C: Thomas Del Ruth; M: Robert Alcivar.

hysterical (hiss-te-ri-kăl) adj.
1. describing symptoms characteristic of conversion disorder.

2. describing a kind of personality disorder characterized by instability and shallowness of feelings.