According to the actions of President Bush, a fourth grader is someone who can replace Bush if he successfully gets assassinated by a pretzel.
Although this definition gives too much credit to Bush, it will suffice.
Also see 4th grader
4th grade Teacher: Okay, class what comes after W?
fourth grader: X?
4th grade teacher: Correct Billy.
George W. Bush: X is for oil!
4th grade teacher: -silence-
A fourth grader flame thrower is when a lighter and aerosol can are used to make a large flame. It is called a fourth grader flame thrower by some because those are materials kids can easily get access to in their houses. Because they are still adolescents, they are find it amusing to burn other objects using these home made flame throwers. Despite the name, it is still enjoyable for many older people, typically men.
How are we going to make a camp fire with just a lighter? I have spraydeodorant in my bag, lets make a Fourth Grader Flame Thrower.
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. Penguin Books,1992. p. 38)