Adjective
(archaic) Chief; principal; capital; (of sins) deadly.
(archaic) Heady; violent; impetuous.
Source: en.wiktionary.org'Dirty Rotten Scoundrels' is a good one because it not only turned out, I think, to be a really funny movie but it was also a delight to shoot. We were in the South of France, working with Glenne Headly and Michael Caine and Frank Oz the director - who were just fun. Steve Martin
Headly, who is a member of the Saint Lucia Animal Protection Society (SLAPS),made it clear that she was not. Source: Internet