A device used to open tin cans, usually by slicing the lid off. / (roller derby) A shoulder hit to the chest, usually accomplished while moving from a crouched to a standing position.

(slang, boxing, derogatory) An inferior fighter in the sport of boxing. The insinuation is that an up-and-coming fighter takes on a "tomato can" to burnish his reputation and record.

(informal) I cannot do it.

A lightweight metallic can containing beer.

(informal) confident and willing to get a job done.

A pressurized canister that ejects its contents from a nozzle when a button is pressed; used for paint, cosmetics, lubricants, insecticide etc.

A canister whose pressurized contents may be released as an aerosol when a button is pressed.

A device consisting of a short rope with flat hooks at each end, for hoisting casks or barrels by the ends of the staves.

plural of can hook

(double modal / stacked modal, used in some dialects, chiefly Southern US) might be able to; be potentially able to