Abra \A"bra\, n. [Sp., a bay, valley, fissure.]

A narrow pass or defile; a break in a mesa; the mouth of a ca[~n]on. [Southwestern U. S.]

[Webster 1913 Suppl.]

Source: The Collaborative International Dictionary of English v.0.48
 

Abra \A"bra\, n. [Sp., a bay, valley, fissure.]

A narrow pass or defile; a break in a mesa; the mouth of a ca[~n]on. [Southwestern U. S.]

Source: Webster's Revised Unabridged Dictionary (1913)