Adjective

(en-adj)

Full of liveliness and activity; characterized by quickness of motion or action; lively; spirited; quick.

We took a brisk walk yesterday.

* {{quote-news, year=2012

, date=December 29 , author=Paul Doyle , title=Arsenal's Theo Walcott hits hat-trick in thrilling victory over Newcastle , work=The Guardian citation , page= , passage=Ba, who has been linked with a January move to Arsenal, should have rewarded their brisk start with the opening goal in the 16th minute. }}

Full of spirit of life; effervescing, as liquors; sparkling; as, brisk cider.

Stimulating or invigorating.

This morning was a brisk fall day. It wasn't cold enough for frost, but you wanted to keep moving.

Abrupt, curt in one's manner or in relation to others.

* 1919 ,

Her manner was brisk, and her good-breeding scarcely concealed her conviction that if you were not a soldier you might as well be a counter-jumper.

Adjective

(en adjective)

Tasting sour or bitter.

* 1998 Aug. 5, Dr. Peter Gott, " Can inhaler cause addiction?," Catoosa County News (retrieved 19 Sep 2009):

Those consumers who object to the acerbic taste of garlic can purchase de-odorized garlic or allicin extract.

Sharp, harsh, biting.

* 1986 Sept. 22, " West Germany: Last Taunts From the Lip," Time (retrieved 25 Apr 2014):

Supercompetent, superconfident and supercritical, Schmidt is a gifted orator whose acerbic wit earned him the nickname "Schmidt the Lip."

* 2005 May 5, Jay Mathews, "Don't Fire This Professor," Washington Post , p. T6:

[H]e is one of the most acerbic people in his field, quick to take offense and not shy about telling people with whom he disagrees how much he thinks they have failed in thought and action.