Boy – el chico
(Pronounced chee-koh)
To remember that boy is pronounced chee-koh (chico) in Spanish, use the following mnemonic:
The boy was angry that the cheetah was wearing his coat (chico).

Note: It's so obvious that chico (boy) is masculine, we don't need the elephant to remind us on this occasion.
Examples of chico (boy) in a sentence
El chico juega en el parque todos los días.
(The boy plays in the park every day.)
Ese chico es muy inteligente y estudioso.
(That boy is very intelligent and hardworking.)
La madre llama a su chico para cenar.
(The mother calls her boy to come for dinner.)