Salvo

·noun An exception; a reservation; an Excuse.

II. Salvo ·noun A salute paid by a simultaneous, or nearly simultaneous, firing of a number of cannon.

III. Salvo ·noun A concentrated fire from pieces of artillery, as in endeavoring to make a break in a fortification; a volley.

salvo
salvo, āvi, ātum, 1, v. a. [salvus], to save (late Lat.; opp. perdere; syn.: servo, conservo), Veg...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
salvo
A discharge from several pieces simultaneously, as a salute. ...

The Sailor's Word-Book