An advantage, particularly in a fight.
1860. It is in this respect [of field products] that the South has the bulge on the North, and will always have it.Richmond Enquirer, Nov. 30, p. 4/5.
1867. Time was afforded Brasher to form his men, and thus get the bulge on Montjoy.J. M. Crawford, Mosby and his Men, p. 298 (N.Y.).
1870[?]. You had the biggest bulge on him, only neither of you knew it.F. Bret Harte, Trents Trust.
1888. Soldiers used to say that such shooting as Andrews did, got the bulge on everybody.Mrs. Custer, Tenting on the Plains, p. 689.