1. A noisy boasting fellow; a small noisy firework; a hard biscuit; that which cracks anything.

2. The pintail duck.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• cricke,
• crackas,
• caracter,
• crakes,
• calker,
• crakers,
• croker,
• crakey,
• craker,
• craeer,
• carcker,
• kracken,
• crankey,
• cacke,
• breacker,
• crackes,
• crarrer,
• crackin,
• caracked,
• creckers

• crooker,
• tracker,
• crusher,
• crockery,
• creager,
• croaker,
• crasher,
• cracks,
• crankier,
• Crocker,
• criger,
• crozier,
• cruiser,
• crager,
• creger,
• crackle,
• cracked,
• crackers,
• crack,
• rocker,
• crosier,
• Cracraft,
• crigger,
• Croker.

The adjective form of the word "cracker" is "crackled".

The plural of the "cracker" can be the "crackers".

The singular of the "cracker" can be the "cracker".