A-1

[ey-wuhn] /ˈeɪˈwʌn/
adjective
1.
A one.
Also, A 1.
British Dictionary definitions for A-1

A1

/ˈeɪˈwʌn/
adjective
1.
in good health; physically fit
2.
(informal) first class; excellent
3.
(of a vessel) with hull and equipment in first-class condition
Word Origin and History for A-1

in figurative sense of "first-rate," 1837, in Dickens; from Lloyd's of London designation for ships in first-class condition (with the letter referring to the condition of the ship and the number to that of the stores).

Slang definitions & phrases for A-1

A-1

adjective

a-number-1


Related Abbreviations for A-1

A-1

first class (excellent)