postojan, trajan

fast(adjective)

(of a dye) fixed; that will not come out of a fabric when it is washed.

brz

fast(adjective)

quick-moving

a fast car.

pričvršćen, zakvačen

fast(adjective)

firm; fixed

She made her end of the rope fast to a tree.

brz, vrijedan

fast(adjective)

quick

a fast worker.

kojižuri, ide naprijed

fast(adjective)

(of a clock, watch etc) showing a time in advance of the correct time

My watch is five minutes fast.

brzo

fast(adverb)

quickly

She speaks so fast I can't understand her.

post (vrijeme ičin posta)

fast(noun)

a time or act of fasting

She has just finished two days' fast.

postiti

fast(verb)

to go without food, especially for religious or medical reasons

Muslims fast during the festival of Ramadan.