ban

noun9

1. •
   A prohibition.

   • That sacred fruit, sacred to abstinence, Much more to taste it under ban to touch — 1667
2. •
   A subdivision of currency, equal to one hundredth of a Romanian leu.
3. •
   A subdivision of currency, equal to one hundredth of a Moldovan leu.
4. •
   A title used in several states in central and south-eastern Europe between the 7th century and the 20th century.
5. •
   A unit measuring information or entropy based on base-ten logarithms, rather than the base-two logarithms that define the bit.
6. •
   A public proclamation or edict; also, a summons by public proclamation, and in early use especially a summons to arms.

   • Bans is common and ordinary amongst the Feudists, and signifies a proclamation, or any publike notice. — 1641
7. •
   The gathering of the (French) king’s vassals for war; the whole body of vassals assembled this way, or liable to be summoned; originally the same as arriere-ban, but distinct since the 16th century, following French usage—see arriere-ban.

   • […] he hath sente abroade to assemble his van and arriere van; wherby, and with the reste of his forces, he prepareth him selfe to enter this countrey; […] — 1591
8. •
   A pecuniary mulct or penalty laid upon a delinquent for offending against a ban, such as a mulct paid to a bishop by one guilty of sacrilege or other crimes.
9. •
   (no longer used) A curse or anathema.

   • With Hecate's ban thrice blasted, thrice infected — 1599

verb5

1. •
   To prohibit; to interdict; to proscribe; to forbid or block from participation.

   • Bare feet are banned in this establishment.
2. •
   To anathematize; to pronounce an ecclesiastical curse upon; to place under a ban.
3. •
   To curse; to execrate.

   • They will curse and ban[…]even into the deep pit of hell, all that gainsay their appetite. — 1555
4. •
   To curse; to utter curses or maledictions.
5. •
   (no longer used) To summon; to call out.

noun1

1. •
   Initialism of British Approved Name.