Food, especially meat and potatoes, chopped and mixed together. corn-beef hash

A confused mess.

(typography) The # symbol (octothorpe, pound).

(computing) The result generated by a hash function.

(computing, cryptocurrencies) One guess made by a mining computer in the effort of finding the correct answer which releases the next unit of cryptocurrency; see also hashrate.

A new mixture of old material; a second preparation or exhibition; a rehashing.

A hash run.

(Scotland) A stupid fellow.

(informal) Hashish, a drug derived from the cannabis plant.

(transitive) To chop into small pieces, to make into a hash.

To make a quick, rough version. (Can we add an example for this sense?)

(computing, transitive) To transform according to a hash function.

(transitive, colloquial) To make a mess of (something); to ruin.