Adjective

(en-adj)

(obsolete, rare) Broken away (from restraint).

Without notice to prepare the mind for the event; sudden; hasty; unceremonious.

The party came to an abrupt end when the parents of our host arrived.

* (rfdate) (William Shakespeare), Henry VI Part I, II-iii

The cause of your abrupt departure.

Curt in manner; brusque; rude; uncivil; impolite.

Having sudden transitions from one subject or state to another; unconnected; disjointed.

* (rfdate) (Ben Jonson)

The abrupt style, which hath many breaches.

(obsolete) Broken off.

Extremely steep or craggy as if broken up; precipitous.

* (rfdate) (Thomson)

Tumbling through ricks abrupt .

(botany) Suddenly terminating, as if cut off; truncate.

(Gray)

Adjective

(en-adj)

Debased, uncouth, distasteful, obscene.

* {{quote-book

, year= 1551 , year_published= 1888 , author= , by= , title= A New English Dictionary on Historical Principles: Founded Mainly on the Materials Collected by the Philological Society. , url= http://books.google.com/books?id=JmpXAAAAYAAJ&pg=PA217 , original= , chapter= , section= Part 1 , isbn= , edition= , publisher= Clarendon Press , location= Oxford , editor= , volume= 1 , page= 217 , passage= Also the rule of false position, with dyuers examples not onely vulgar , but some appertaynyng to the rule of Algeber. }}

* The construction worker made a vulgar suggestion to the girls walking down the street.

(classical sense) Having to do with ordinary, common people.

* Bishop Fell

It might be more useful to the English reader to write in our vulgar language.

* Bancroft

The mechanical process of multiplying books had brought the New Testament in the vulgar tongue within the reach of every class.

* 1860 , G. Syffarth, "A Remarkable Seal in Dr. Abbott's Museum at New York", Transactions of the Academy of Science of St. Louis? , age 265

Further, the same sacred name in other monuments precedes the vulgar name of King Takellothis , the sixth of the XXII. Dyn., as we have seen.