high fidelity sound system high fidelity sound system /haɪ fɪˈdɛlɪti saʊnd ˈsɪstəm/

noun

1. Equipment for the reproduction of sound with high fidelity  ( hi-fi , high fidelity sound system )
   equipment for the reproduction of sound with high fidelity
   
   

 second hand second hand /ˈsɛkənd hænd/

adverb

1. From a source of previously owned goods  ( second hand )
   from a source of previously owned goods
    I prefer to buy second hand
   I prefer to buy second hand
   

noun

1. () An intermediate person; used in the phrase 'at second hand'  ( second hand )
   an intermediate person; used in the phrase 'at second hand'
    He could learn at second hand from books
   he could learn at second hand from books
   
2. Hand marking seconds on a timepiece  ( second hand , seconds hand )
   hand marking seconds on a timepiece
    The second hand of the clock seemed to tick slower as I awaited the announcement.
   The second hand of the clock seemed to tick slower as I awaited the announcement.
   
   

 Okapia johnstoni Okapia johnstoni /oʊˈkæpiə dʒɒnˈstoʊni/

noun

1. Similar to the giraffe but smaller with much shorter neck and stripe on the legs  ( okapi , Okapia johnstoni )
   similar to the giraffe but smaller with much shorter neck and stripe on the legs
   
   

 wok wok /ˈwɑːk/

noun

1. Pan with a convex bottom; used for frying in Chinese cooking  ( wok )
   pan with a convex bottom; used for frying in Chinese cooking
    I'm going to cook some stir-fry vegetables in the wok tonight
   I'm going to cook some stir-fry vegetables in the wok tonight