What is the meaning of Props?

plural of prop

A game of chance using four seashells (each called a prop).

third-person singular simple present indicative of prop

Respect for, or recognition of, another person; an expression of approval or a special acknowledgment; accolades; praise.

An acclamation of respect or recognition.

props, respect

props (acclamation of respect or recognition)

Source: wiktionary.org