1. [adjective] Capable of stretching; particularly, capable of stretching so as to return to an original shape or size when force is released.
2. [adjective] Made of elastic.
3. [adjective] Of clothing, elasticated.
4. [adjective] (economics) Sensitive to changes in price.
5. [adjective] Springy; bouncy; vivacious
6. [adjective] Able to return quickly to a former state or condition, after being depressed or overtaxed; having power to recover easily from shocks and trials.
7. [noun] (uncountable) An elastic material used in clothing, particularly in waistbands and cuffs.
8. [noun] (countable) An elastic band.
9. [noun] A narrow band of elastic rubber used to hold things (such as papers) together.
10. [noun] A fabric made of yarns containing an elastic material.
11. [adjective] Capable of resuming original shape after stretching or compression; springy; 'an elastic band'; 'a youthful and elastic walk'.
12. [adjective] Able to adjust readily to different conditions; 'an adaptable person'; 'a flexible personality'; 'an elastic clause in a contract'.