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Meaning & use

loopy

adjective·Everydayinformal

Last updated

UK/ˈluːpi/
US/ˈluːpi/

Meanings

  1. adjectivecomparableinformal

    Slightly mad or very silly in a harmless, amusing way.

    Grammar: Used before a noun or after a linking verb: a loopy idea, he seems loopy.

    Patterns

    • go loopy
    • a loopy idea

    My uncle has a loopy sense of humor and loves puns.

    The plan sounds loopy, but it might just work.

    The kids went loopy after eating all that candy.

  2. adjectivecomparableinformal

    Dizzy, confused or not thinking clearly, as from tiredness or medicine.

    Grammar: Often after a linking verb: feel loopy.

    Patterns

    • feel loopy

    After the long flight I felt completely loopy.

    The cold medicine made her a little loopy.

  3. adjectivebefore a noun

    Full of loops or curves, as in handwriting or a pattern.

    Grammar: Literal sense, before a noun: loopy handwriting.

    Her loopy handwriting was hard to read.

    The cable lay in loopy coils on the floor.

Word forms

comparativeloopier
superlativeloopiest

Common combinations

go loopy
I will go loopy if I stay indoors another day.
a loopy idea
That is a loopy idea, but I like it.
feel loopy
I always feel loopy when I have not slept.
loopy handwriting
His loopy handwriting filled the postcard.
slightly loopy
She is slightly loopy but very kind.

Synonyms and how they differ

crazy
Crazy is stronger and can describe real mental illness or great danger, while loopy is milder and mostly affectionate.
daft
Daft is a British word for silly or foolish and suggests low intelligence more than loopy does.
dizzy
Dizzy refers to the physical sense of spinning, while loopy also covers eccentric behavior.
eccentric
Eccentric is more formal and describes odd habits that are often admired, whereas loopy sounds casual and teasing.

Opposites

sensiblesane

Word family

loop noun
a curved shape that crosses or closes on itself
loopiness noun
the quality of being loopy
loopily adverb
in a loopy way
loop verb
to form or move in a loop

Commonly confused: loopy or loupe?

loopy vs loupe

A loupe is a small magnifying glass used by jewelers and has nothing to do with being loopy.

Practice

After two nights with almost no sleep, I felt a bit ____ and kept forgetting words.

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