Definition

1. Adjective:
   • Mentally irregular, eccentric, or crazy: Used informally or as slang to describe someone who is behaving in a strange, foolish, or irrational way.
   • Consisting of or covered with loops: Having the form or shape of loops; full of loops.

Usage Examples

• Adjective (Mentally irregular):
  • After staying up for three days, he started feeling a bit loopy.
  • Her loopy idea to paint the house bright pink surprised everyone.
• Adjective (Having loops):
  • The loopy pattern of the embroidery was intricate and beautiful.
  • She drew loopy lines all over the margin of her notebook.

Advanced Usage

• "to go loopy": to become crazy or start behaving in a very eccentric manner.
  • The constant noise from the construction is making me go loopy.
• "loopy with [emotion]": overwhelmed or made slightly irrational by a strong emotion (e.g., tiredness, happiness).
  • She was loopy with exhaustion after the long journey.

Variants and Related Words

• Loop (n/v): A shape produced by a curve that bends around and crosses itself; to form something into a loop.
  • Make a loop with the string.
• Looped (adj): Formed into or furnished with loops.
  • The looped thread held the button in place.

Synonyms

• Crazy: Mentally deranged; extremely foolish.
• Eccentric: Unconventional and slightly strange.
• Dizzy: Having a sensation of spinning around and losing balance; can imply silliness.
• Kooky (informal): Strange or eccentric.

Antonyms

• Sane: Of sound mind; not mad or mentally ill.
• Sensible: Chosen in accordance with wisdom or prudence; practical.
• Straight: Without a curve or bend; can imply conventionality.

Related Phrases

• Out to lunch (idiom, informal): Not paying attention or slightly crazy.
• Have a screw loose (idiom, informal): To be slightly crazy or eccentric.

Adjective

1. informal or slang terms for mentally irregular
   • it used to drive my husband balmy
2. consisting of or covered with or having loops