flimsy

1 of 2

adjective

flim·​sy ˈflim-zē 

flimsier; flimsiest

1

a

: lacking in physical strength or substance

flimsy silks

wore a flimsy dress

b

: of inferior materials and workmanship

flimsy construction

2

: having little worth or plausibility

a flimsy excuse

a movie with a flimsy plot

flimsily

ˈflim-zə-lē 

adverb

flimsiness

ˈflim-zē-nəs 

noun

flimsy

2 of 2

noun

plural flimsies

chiefly British

: a lightweight paper used especially for multiple copies

also : a document printed on flimsy

Synonyms of flimsy

Adjective

• unsubstantial
• insubstantial
• fragile
• gossamer
• gauzy
• sheer
• delicate
• filmy
• sleazy
• frothy
• fine
• feeble
• cobwebby
• transparent

Examples of flimsy in a Sentence

Adjective

a flimsy piece of material

They have only the flimsiest of evidence against him.

a movie with a flimsy plot

Recent Examples on the Web

Adjective

White button-down shirts have both star power and staying power, but the key is to choose one that isn’t sheer or flimsy. — Tanya Sharma, PEOPLE, 22 July 2026

The buttons, switches and rotary controls also have a satisfying action, avoiding the flimsy feel that can undermine an otherwise attractive economy-car interior. — Karl Brauer, Forbes.com, 21 July 2026

Whereas many string bikinis feel flimsy, the Pucci version offers security and moderate coverage. — Alexandra Malmed, InStyle, 16 July 2026

Unlike flimsy flip-flops that stay reserved for the sand, these comfortable sandals have supportive footbeds and lightweight platforms that make them just as wearable for sightseeing, shopping, and dinners after the beach. — Chaise Sanders, Travel + Leisure, 12 July 2026

Word History

Etymology

Adjective and Noun

perhaps alteration of film entry 1 + -sy (as in tricksy)

First Known Use

Adjective

circa 1702, in the meaning defined at sense 1a

Noun

1814, in the meaning defined above

Kids Definition

flimsy

adjective

flim·​sy

ˈflim-zē

flimsier; flimsiest

1

: not strong or solid

flimsy clothes

a flimsy old car

2

: not likely or convincing

a flimsy excuse

a movie with a flimsy plot

flimsily

-zə-lē

adverb

flimsiness

-zē-nəs

noun