adj a paltry fellow.
2. squib ·adj a writer of lampoons.
3. squib ·adj a kind of slow match or safety fuse.
4. squib ·adj a sarcastic speech or publication; a petty lampoon; a brief, witty essay.
5. squib ·vi to throw squibs; to utter sarcatic or severe reflections; to contend in petty dispute; as, to squib a little debate.
6. squib ·adj a little pipe, or hollow cylinder of paper, filled with powder or combustible matter, to be thrown into the air while burning, so as to burst there with a crack.