collections

(form-of, plural) plural of collection
A state being beyond merely past due.
A department that attempts to collect on accounts that are beyond merely past due.

(countable, uncountable) A set of items or amount of material procured, gathered or presented together.
(countable, uncountable) A set of pitch classes used by a composer.
(countable, uncountable) The activity of collecting.
(countable, uncountable) A set of sets; used because such a thing is in general too large to comply with the formal definition of a set.
(countable, uncountable) A gathering of money for charitable or other purposes, as by passing a contribution box for donations.
(countable, uncountable) Debt collection.
(countable, obsolete, uncountable) The act of inferring or concluding from premises or observed facts; also, that which is inferred.
(UK, countable, uncountable) The jurisdiction of a collector of excise.
(countable, plural-normally, uncountable) A set of college exams generally taken at the start of the term.
(countable, uncountable) The quality of being collected; calm composure.