This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Consisting of or covered with loops.

adj. Offbeat; crazy: "the loopy energy of Harpo Marx” ( Michael Wood).

adj. having loops

adj. idiotic, crazy or drunk

Deceitful; crafty.

adj. consisting of or covered with or having loops

adj. informal or slang terms for mentally irregular

"I had to drive because Richard was loopy from the Benadryl injection."

insane   

loopier    loopiest   

Droopy    Snoopy    droopy    groupie    snoopy    soupy   

non sequitur    physicists'    hilarious....but    ear-to-ear    misspelt    impersonator    well-told    spidery    swingby    hieroglyphical