Nitwit

[Julian]

An [idiot], [a fool]

[Agnes]

A silly or foolish person (often as a general term of abuse)

[Raeanne Dimick]

[a stupid] [person], an [idiot]

[Ernesto]

One with [very little] [intelligence]. One who has no fucking [clue] what they are doing.

[Jason Yan]

A nimrod. [Numbskull]. Dolt. Intelligence level of [a Nit] ([Louse] egg).

[Jessica]

[Something] that [squidward] calls [spongebob]

[Dave Paprocki]

a [person] who [apparently] has no [inkling] as to what they should be doing.

[Kai]

[A dumb] person who wont stop [sending] [happy puppies] to everyone.

[Zipporah Schumaker]

Some one who tries to have a [battle] of [wits] over [nitpicking] 0!

[Julian]

Someone who lacks the ability to [figure out] how to use the [social networking] website [twitter].