Poco – A little
Note: Poco is often used in the context of "poco a poco" which means "little by little" - e.g., "Accelerando poco a poco" means "accelerate little by little".
Their Thursday night poker (poco) game was a little treat after a hard week's scavenging.
Examples of mezzo in a sentence
The sound built poco a poco as more instruments were introduced to the piece.
The violin must be added poco a poco and not just appear suddenly.
The pop song got faster poco a poco until it was quick enough to dance to.