explosive, satirical , notice, squib

Squib

Noun

1. The word squib refers to a miniature explosive.

   They used a few squibs to add to the dramatic effect of their play.

2. It also refers to a short piece of sarcastic writing.

   This book contains a number of Squibs that may be useful for better understanding of the author's perspective.

3. The word is used in the field of journalism to refer to a short news item usually used as a filler.

   His career took off in 1980 when he started writing political squibs.

The word squib was used in the Harry Potter series to refer to a non magical person born to magical parents, like Argus Filch.