bull run

Noun bull run has 2 senses

• bull run(n = noun.location) Array - a creek in northeastern Virginia where two battles were fought in the American Civil War; Array
is a part of old dominion, old dominion state, va, virginia
is a kind of brook, creek

• bull run(n = noun.act) battle of bull run - either of two battles during the American Civil War (1861 and 1862); Confederate forces defeated the Federal army in both battles; Array
is a kind of pitched battle
is a part of american civil war, united states civil war, war between the states