adjective
1. moving or able to move, operate, function, or take effect quickly; quick; swift; rapid: a fast horse; a fast pain reliever; a fast thinker.
2. done in comparatively little time; taking a comparatively short time: a fast race; fast work.
3. (of time)
a. indicating a time in advance of the correct time, as of a clock.
b. noting or according to daylight-saving time.
4. adapted to, allowing, productive of, or imparting rapid movement: a hull with fast lines; one of the fastest pitchers in Baseball.
5. characterized by unrestrained conduct or lack of moral conventions, esp. in sexual relations; wanton; loose: Some young people in that era were considered fast, if not downright promiscuous.
6. characterized by hectic activity: leading a fast life.
7. resistant: acid-fast.
8. firmly fixed in place; not easily moved; securely attached.
9. held or caught firmly, so as to be unable to escape or be extricated: an animal fast in a trap.
10. firmly tied, as a knot.
11. closed and made secure, as a door, gate, or shutter.
12. such as to hold securely: to lay fast hold on a thing.
13. firm in adherence; loyal; devoted: fast friends.
14. permanent, lasting, or unchangeable: a fast color; a hard and fast rule.
15. Informal .
a. (of money, profits, etc.) made quickly or easily and sometimes deviously: He earned some fast change helping the woman with her luggage.
b. cleverly quick and manipulative in making money: a fast operator when it comes to closing a business deal.
16. Photography .
a. (of a lens) able to transmit a relatively large amount of light in a relatively short time.
b. (of a film) requiring a relatively short exposure time to attain a given density.
17. Horse Racing .
a. (of a track condition) completely dry.
b. (of a track surface) very hard.
adverb
18. quickly, swiftly, or rapidly.
19. in quick succession: Events followed fast upon one another to the crisis.
20. tightly; firmly: to hold fast.
21. soundly: fast asleep.
22. in a wild or dissipated way.
23. ahead of the correct or announced time.
24. Archaic . close; near: fast by.
noun
25. a fastening for a door, window, or the like.
Idioms
26. play fast and loose. play ( def. 80 ) .
27. pull a fast one, Informal . to play an unfair trick; practice deceit: He tried to pull a fast one on us by switching the cards.
A synonym is a word that shares the same meaning as a different word. Example: Planes are big; Planes are large.
A different meaning for the word inconspicuous is unnoticeable or discreet.
fast
Satyagraha
freezing chilly ice cold
'presto' means fast, or 'allegro' means lively and fast
Slow and fast are antonyms; a synonym is a word with a similar meaning.
Fast
jot
jet
Approximately 85 times, however the word is used at times with different meanings.
Satyagraha means "hold fast to the truth"