attery adjective 5noun 1forms 2 adjective5 •(dialect, no longer used) Poisonous; venomous •(dialect, no longer used) Pernicious •(dialect, no longer used) Bad-tempered; spiteful; quarrelsome; peevish; angry; hot-headed •(dialect, no longer used) Purulent; containing pus or matter •(dialect, no longer used) Cold; bleak; grim noun1 •(dialect, no longer used) Cold, bleak weather. formsmore attery · most attery