What is the meaning of stiff?

noun

• An ordinary man.
  • usage: "a lucky stiff"; "a working stiff"
• The dead body of a human being.
  • usage: "the cadaver was intended for dissection"; "the end of the police search was the discovery of a corpse"; "the murderer confessed that he threw the stiff in the river"; "honor comes to bless the turf that wraps their clay"
  • synonyms: cadaver, corpse, clay, remains

adjective

• Not moving or operating freely.
  • usage: "a stiff hinge"
• Powerful.
  • usage: "a stiff current"; "a stiff breeze"
• Rigidly formal.
  • usage: "a starchy manner"; "the letter was stiff and formal"; "his prose has a buckram quality"
  • synonyms: starchy, buckram
• Having a strong physiological or chemical effect.
  • usage: "a potent toxin"; "potent liquor"; "a potent cup of tea, "a stiff drink"
  • synonyms: potent, strong
• Marked by firm determination or resolution; not shakable.
  • usage: "firm convictions"; "a firm mouth"; "steadfast resolve"; "a man of unbendable perseverence"; "unwavering loyalty"
  • synonyms: firm, steadfast, steady, unbendable, unfaltering, unshakable, unwavering
• Incapable of or resistant to bending.
  • usage: "a rigid strip of metal"; "a table made of rigid plastic"; "a palace guardsman stiff as a poker"; "stiff hair"; "a stiff neck"
  • synonyms: rigid
• Very drunk.
  • synonyms: besotted, blind drunk, blotto, crocked, cockeyed, fuddled, loaded, pie-eyed, pissed, pixilated, plastered, slopped, sloshed, smashed, soaked, soused, sozzled, squiffy, tight, wet

adverb

• Extremely.
  • usage: "bored stiff"; "frightened stiff"
• In a stiff manner.
  • usage: "his hands lay stiffly"
  • synonyms: stiffly