1. Plural of pickwick; a type of high stiff collar or necktie, especially one with a wide knot, popular in the 19th century.
Usage: historical; often capitalized when referring to the style associated with Charles Dickens' character Mr. Pickwick
2. Plural of pickwick; a type of small firework or novelty item.
Usage: informal; chiefly British

Examples

• Victorian gentlemen often wore pickwicks as a fashionable accessory.
• The museum displayed several pickwicks from the 1800s in its textile collection.
• Children enjoyed lighting pickwicks at celebrations during the holiday season.
• His portrait showed him in formal dress with a prominent pickwick around his neck.