Definitions

1. noun

an action that gives rise to a legal liability, especially a breach of contract or a tort

“The court found the company liable for the assumpsit of faulty goods.”

2. noun

a writ or action to enforce a promise or obligation

“The lawyer filed an assumpsit against the client for unpaid debts.”

3. noun

a type of action or writ that was formerly used in English law

“The old English law of assumpsit was eventually replaced by more modern legal procedures.”