The hosts of yellow fever include both humans and monkeys. The cycle of yellow fever transmission occurs as follows: an infected monkey is bitten by a tree-hole breeding mosquito. This mosquito acquires the virus, and can pass the virus on to any number of other monkeys that it may bite.
Top Definition. filthy casual. âFilthy Casualâ is a term used on message boards and in comments to negatively describe a gamer who only plays casual games, or a game in any genre that requires a low level of commitment and often has simple gameplay. don't touch me, you filthy casual.
1. disorganized, sloppy (informal), untidy, slovenly She was a good, if messy, cook. 2. dirty, grubby, grimy, scuzzy (slang, chiefly U.S.), skanky (slang) The work tends to be messy, so wear old clothes. 3. untidy, disordered, littered, chaotic, muddled, cluttered, shambolic, disorganized Mum made me clean up my messy room.