What is the meaning of beady eyes?

What is the meaning of beady eyes? marked by or having small, glittering eyes, especially eyes that seem to gleam with malice, avarice, or lechery. staring with suspicion, skepticism, etc.: The gambler gave the newcomer a beady-eyed look.

marked by or having small, glittering eyes, especially eyes that seem to gleam with malice, avarice, or lechery. staring with suspicion, skepticism, etc.: The gambler gave the newcomer a beady-eyed look.