No. Nor is it a contradiction in terms - which is what most people mean when they say "oxymoron." An oxymoron is a deliberate rhetorical figure.
An example is in the first act is when Romeo says: "Why then, O brawling love, O loving hate, O anything of nothing first create, O heavy lightness, serious vanity, Misshapen chaos of well-seeming forms, Feather of lead, bright smoke, cold fire, sick healt..." Check the definition of oxymoron! ;)
The cast of Bright Smoke - 1998 includes: Michael Sheen as himself
Fire that is cold
Only if you read it incorrectly. Some people interpret least common to mean rarest, which could be considered an oxymoron with multiple.
No, an oxymoron is two words together that mean completely opposite things like big shrimp, pretty ugly, or thinly spread.
George Carlin referred to "military intelligence" as an oxymoron in one of his comedy performances.
I suppose if you take "least common" to mean that there aren't very many of something and "multiple" to mean that there are a lot of somethings, then LCM could be considered an oxymoron. That's not what they mean in this circumstance and it isn't one.
what is an oxymoron for vaguely
what is the purpose of an oxymoron
There is no antonym to oxymoron
a bandit + old fashion nice guy