This British idiom likens human frenzy to a dog’s uncontrolled barking. In poetry, it conveys extreme emotional states—grief, rage, or ecstasy—that defy reason. Poets may use it to depict madness as tragic, prophetic, or liberating, drawing on traditions from Lear’s fool to Romantic outcasts. Its auditory imagery adds sonic texture, while its blunt humor can undercut pretension or highlight societal definitions of sanity. Effective in both comic and gothic modes, it grounds psychological extremes in familiar, almost bestial terms.

This British idiom likens human frenzy to a dog’s uncontrolled barking. In poetry, it conveys extreme states—grief, rage, or ecstasy—that defy reason. Its auditory imagery adds sonic texture, while its blunt humor can undercut pretension. Poets may draw on traditions of holy madness (e.g., Sufi poets) or Romantic outcasts. Students should distinguish it from clinical terms; it’s colloquial, not diagnostic. Related phrases include “raving mad” and “off one’s rocker.” In gothic verse, it heightens terror; in comic poetry, it mocks overreaction. Caution: avoid stigmatizing mental illness—use to describe behavior, not identity.