Lifesaver wintergreen mints that age just a bit so they become somewhat soft and powdery. They become just as addictive as crack and once you eat one, you can't stop.
Holy Crap! You've got crackmints in your lunch! You better have brought enough for everyone.
Refers to a killstreak in Call of Duty: Modern Warfare 2, where a UAV (unarmed aerial vehicle) would indicate the location of enemies on the minimap. Similarly, cracking the UAV means looking for woman to have sex with.