Barrel roll
a maneuver in which an airplane executes a complete roll by revolving once around its longitudinal axis.
to perform a barrel roll.
Historical Examples
    She is the holder of the record for loop-the-loops for women, and of the barrel roll record for both men and women.
    Famous Flyers David Goodger ([email protected])
    He superintended himself, and saw every barrel roll into the water.
    An Outcast of the Islands Joseph Conrad
noun
a flight manoeuvre in which an aircraft rolls about its longitudinal axis while following a spiral course in line with the direction of flight
verb
(intransitive) (of an aircraft) to perform a barrel roll
Read Also:
- Barrel roof  a roof or ceiling having a semicylindrical form. barrel vault. 
- Barrel vault  a vault having the form of a very deep arch. Historical Examples Thomas did not believe that a barrel vault was used in these apartments; the span would have been too great. A History of Art in Chalda & Assyria, v. 1 Georges Perrot The church is covered by a barrel vault, the crossing of […] 
- Barrelage  the amount contained in barrels, used as a unit of measure: Brewery barrelage fell 37 percent in the last quarter. 
- Barrelful  the amount that a barrel can hold. any large quantity: a barrelful of jokes. Historical Examples Every time we breathe, we spoil at least half a barrelful of air. First Book in Physiology and Hygiene J.H. Kellogg There ain’t a dipper left in the ship, and the water pourin’ in by the barrelful! The Old […] 
- Barrelhouse bum  barrelhouse bum noun phrase Skid Row Bum (1920s+ Hoboes) 
