ʿAmm includes multiple individuals, whether through overt plural wording or semantic breadth. Its two source categories are unspecified and specified general expressions. The textbook treats the former as definite and the remaining scope of the latter as presumptive, without removing the need to act upon valid indications.
Worked check 1: When man ranges over all persons meeting a condition, what type of breadth is illustrated? — semantic generality.
Worked check 2: If riba-bearing sales are excluded from the general permissibility of sale, what remains? — the basic permission of other lawful sales, subject to applicable conditions.
Next: al-mushtarak, a word assigned to several distinct meanings.