noting a vessel regarded by a shipping-classification society as being equipped to the highest standard and with equipment maintained in first-class condition.
Also, A number one. Informal. first-class; excellent; superior:
The meals there are A one.
After which speech he felt that everything was all right—everything was a-one.
Aaron’s Rod D. H. Lawrence
He’s ce’tainly got an a-one rep. as a cattle detective, and likewise as a man hunter.
Mavericks William MacLeod Raine
first class (excellent)
Also, A-1; A-number-one. First-class, of the best quality, as in This is an A-one steak. The term comes from Lloyd’s, the British insurance company, which in its 1775 shipping register designated the condition of a ship’s hull by a letter grade (A, B, etc.) and of its cables, anchor, and other equipment by a number grade (1, 2, etc.). By the early 1800s A-1, the best possible grade, was being transferred to anything of superior quality.
. Trademark. . . . . account paid. accounts payable. authority to pay or purchase. prefix son of: occurring as part of some surnames of Welsh origin: ap Thomas abbreviation Air Police Associated Press noun See advanced placement abbreviation of Associated Press, first recorded 1879; the organization was founded May 1848 as co-operative news gathering […]
Pharmacology. aspirin, phenacetin, and caffeine: a compound formerly used in headache and cold remedies. Facetious. any all-purpose cure. . noun acetylsalicylic acid, phenacetin, and caffeine; the mixture formerly used in headache and cold tablets (Austral, old-fashioned, slang) a quick wash APC abbr. acetylsalicylic acid, phenacetin, and caffeine (combined as an antipyretic and analgesic) antigen-presenting cell […]
- A-p-c virus
a-p-c virus A-P-C virus abbr. adenoidal-pharyngeal-conjunctival virus
a-part alpha particle Historical Examples It some-times hap-pens in these fights that the ant-lers get so fast-ened to-geth-er that the stags can-not get them a-part. My Treasure Thomas W. Handford