plural of open-top bus

(UK) A double-deck bus with an open, or partially open, top deck.

(adjectival) In an exhaustive and pervasive manner. / (adverbial) In the manner of conducting a remedy, search, or investigation (etc.) that is thorough and complete.

To take it from scratch, to take it from the beginning.

Trousers that are wide and baggy at the top and taper down the legs to a close-fitting hem at the ankle.

plural of top-hat pension

A scheme by which an employer offers top-hat pensions.

plural of top-hat plan

(US) An unfunded pension maintained by an employer primarily for the purpose of providing deferred compensation for a select group of management or highly compensated employees.

The optimistic outlook of one who has recently achieved success.