Geezer
Part of speech: noun
Definition: A male person. An old person, usually a male. A device for boiling water for such domestic uses as heating or washing; a boiler. The normal spelling is water .
Bloke
Part of speech: noun
Definition: A man (usually in the sense: the typical ‘man on the street', an ordinary, down-to-earth man, often stressing manhood in a very physical sense); compare sheila (the nearest female equivalent, in Australian slang)An anglophone man.
Example sentence: A good education gives you confidence to stick up your hand for anything - whether it is the job you want, or the bloke. And the more you stick up your hand, the better your chances are that you will get what you want.