As nouns the difference between tac and bac
is that
tac is a kind of customary payment by a tenant while
bac is a broad, flat-bottomed ferryboat, usually worked by a rope.
As an acronym TAC
is tactical Air Command.
As an initialism BAC is
Blood alcohol concentration (or blood alcohol content.
tac
English
Acronym
(Acronym)
(head)
(US, military) Tactical Air Command
Related terms
* MAC (See entry under Mac acronyms)
* SAC
Anagrams
*
*
*
*
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bac
English
Noun
(
en noun)
A broad, flat-bottomed ferryboat, usually worked by a rope.
A vat or cistern.