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Adjective: loopy (loopier,loopiest)  loo-pee
  1. Consisting of or covered with or having loops
     
  2. Informal or slang term meaning insane, strange, eccentric or stupid
    "it used to drive my husband loopy";
    - balmy [archaic], barmy, bats, batty, bonkers, buggy [N. Amer], cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, nuts, nutty, round the bend, around the bend, wacky, whacky, daffy, dippy, nutsy [N. Amer], potty [Brit], daft as a brush [Brit], round the twist [Brit], wacko, cuckoo

Derived forms: loopier, loopiest

See also: insane

Encyclopedia: Loopy

Nearest

loony toons
loop
loop gain
loop knot
loop topology
looper
loophole
looping
loop-line
loop-the-loop
loopy
Loos
loose
loose cannon
loose end
loose off
loose sentence
loose smut
loose woman
loose-fitting
loose-jointed