This is the 15073rd most frequent Russian word.
поиграю
"I will play."
Here, 'поиграю' indicates future intention to play an instrument for some time.
Я поиграю на пианино вечером.
I will play the piano in the evening.
In this sentence, 'поиграю' suggests a potential or intended short-term playtime with a pet.
Давай поиграю с твоим котёнком.
Let me play with your kitten.
The use of 'поиграю' here conveys a plan to engage briefly in video gaming after completing work.