slug1

noun

• 1a tough-skinned terrestrial mollusc which typically lacks a shell and secretes a film of mucus for protection. It can be a serious plant pest.

  • Order Stylommatophora, class Gastropoda

• 2a slow, lazy person.

• 3an amount of alcoholic drink that is gulped or poured:he took a slug of whisky

• 4an elongated, typically rounded piece of metal:the reactor uses embedded slugs of uranium
• chiefly North American a bullet, especially a lead one.
• a missile for an airgun.

• 5a line of type in Linotype printing.

verb (slugs, slugging, slugged)

• drink (something, typically alcohol) in a large draught; swig:she picked up her drink and slugged it straight back