The phrase "alien hordes" refers to a large group of foreign or unfamiliar people who have come together. It often carries a negative connotation, suggesting that they are seen as a threat or invasion. Full definition
Players combat alien hordes with a variety of futuristic weapons while attempting to avoid pitfalls and other hazards along the way. (gonintendo.com)
With an insane amount of firepower at your fingertips, vibrant graphics and an all - you - can - shoot buffet of alien hordes to destroy, BulletAsylum will blow you away! (wp7connect.com)
The game includes a seven - level single player campaign, complete with a survival mode to test your endurance against the swarming alien hordes. (wp7connect.com)