What is the meaning of Flimsy?

Likely to bend or break under pressure; easily damaged; frail, unsubstantial.

Of clothing: very light and thin.

1. Of an argument, explanation, etc.: ill-founded, unconvincing, weak; also, unimportant; paltry, trivial.

   Of an argument, explanation, etc.: ill-founded, unconvincing, weak; also, unimportant; paltry, trivial.

   Of a person: lacking depth of character or understanding; frivolous, superficial.

   Of a person, their physical makeup, or their health: delicate, frail.

   A thing which is ill-founded, unconvincing, or weak.

   Thin typing paper used together with carbon paper in a typewriter to make multiple copies of a document; a sheet of such paper.

   A document printed or typed on such paper.

   1. A service certificate.
   2. A banknote; paper money.
   3. The text to be set into pages of magazines, newspapers, etc.; copy.

   A service certificate.

   A banknote; paper money.

   The text to be set into pages of magazines, newspapers, etc.; copy.

   A hexahedral metal container with a capacity of four imperial gallons (about 18 litres) used by the British Army during World War II to hold fuel.

   To make (something) likely to be easily damaged.

   To type or write (text) on a flimsy (“sheet of thin typing paper used together with carbon paper in a typewriter to make multiple copies of a document”) (noun sense 2).

   To treat (someone or something) as paltry or unimportant; to demean, to underestimate.

   Source: wiktionary.org