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Definitions

jack

[jak] / dʒæk /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Watching young Reiner play jacks in the living room, he thought the kid was hilarious.

From Los Angeles Times

The conglomerates lure subscribers with low introductory prices, only to jack them up once a customer is inside their walled gardens.

From MarketWatch

Packer recommends a healthier mix like a jack russell-pug, the superbly named “jug.”

From The Wall Street Journal

The U.S. also jacked up duties on medium- and heavy-duty trucks.

From The Wall Street Journal

I feel like doing jumping jacks or a backflip or participating in an ice cream–eating contest.

From Literature