Initialism of verb-subject-object. A language is VSO if a typical sentence starts with a verb, followed by the subject, followed by the object. / Initialism of violin-shaped object.

Initialism of Voluntary Service Overseas.

Initialism of very special old pale, or very superior old pale; a grade of premium cognac that has been aged in barrels for 4.5–6.5 years.

plural of VSOP