Definitions of bladder

1. To swell out like a bladder with air; to inflate.

2. To put up in bladders; as, bladdered lard.

3. Any vesicle or blister, especially if filled with air, or a thin, watery fluid.

4. A distended, membranaceous pericarp.

5. Anything inflated, empty, or unsound.

6. A thin elastic bag or sac in animals, in which a fluid is collected; any sac or blister, containing fluid or air.

7. A thin bag distended with liquid or air: the receptale for the urine.

8. A thin bag distended with liquid or air; vessel containing fluid in the body.

9. Bladdery.

10. A sac for retention of urine, or something resembling it, as an air - vessel.

11. A thin membranous bag in animals, serving as the receptacle of some secreted fluid, especially that containing the urine; any vesicle, blister, or pustule; anything inflated with air. See Blow.

12. A thin sack or bag in animals for containing particular fluids, such as the urine and the gall.

13. A membranous sac filled with air or fluid.