FLIMSY

unconvincing, flimsy

(adjective) not convincing; “a flimsy argument”; “as unconvincing as a forced smile”

flimsy, fragile, slight, tenuous, thin

(adjective) lacking substance or significance; “slight evidence”; “a tenuous argument”; “a thin plot”; “a fragile claim to fame”

flimsy, insubstantial

(adjective) lacking solidity or strength; “a flimsy table”; “flimsy construction”; “vinyl siding has become the standard-bearer for cheap, insubstantial construction”

onionskin, flimsy

(noun) a thin strong lightweight translucent paper used especially for making carbon copies

Source: WordNet® 3.1

Etymology

Adjective

flimsy (comparative flimsier or more flimsy, superlative flimsiest or most flimsy)

Likely to bend or break under pressure.

Synonyms: weak, shaky, flexible, fragile

Antonyms: robust, strong, sturdy

(figurative) Weak; ill-founded.

Synonyms: weak, feeble, unconvincing

Antonyms: well-founded, substantiated

Noun

flimsy (plural flimsies)

Thin typing paper used to make multiple copies.

(naval slang) A service certificate

(informal, in the plural) Skimpy underwear.

(slang) A banknote.

Source: Wiktionary

Flim"sy, a. [Compar. Flimsier; superl. Flimsiest.] Etym: [Cf. W. llumsi naked, bare, empty, slouggish, spiritless. Cf. Limsy.]

Definition: Weak; feeble; limp; slight; vain; without strength or solidity; of loose and unsubstantial structure; without reason or plausibility; as, a flimsy argument, excuse, objection. Proud of a vast extent of flimsy lines. Pope. All the flimsy furniture of a country miss's brain. Sheridan.

Syn.

– Weak; feeble; superficial; shallow; vain.

Flim"sy, n.

1. Thin or transfer paper.

2. A bank note. [Slang, Eng.]

Source: Webster’s Unabridged Dictionary 1913 Edition