As much as a jar will hold

plural of jarful

simple past tense and past participle of jar

Contained in a jar.

(computing, Java programming language) Initialism of Java archive.

(dated) ajar

plural of JAR

A cylindrical lidded glass vessel for collecting and storing gases from experiments etc.

(archaeology) An Egyptian pottery container in which the entrails of a mummy have been placed.

(Canada, US) A glass jar with a screw top, often used for preserving food.