A combination of the words 'scribble' and 'squib' (a small firework) Hence - someone with an explosive personality who likes to write. Also a pun on quip, and quibble - a witty comment.

Squib v. 1579 to use smart or sarcastic language, or to throw forth a quip. (Shorter Oxford Dictionary)

When something is tense, awkward, or unfortunate.

Another variation of scribbles often containing unwanted marks.

The act of ejaculating in a pen and writing on your partner.

Adj. A combonation of the two words squeamish and scribble. In other a person who is easily excited and messy. Also calling some one Squibble implies they are a potential psychopath that will do very grim things.

v. To communicate with your friends and people you like, while away from them

you have no fucking life