Yes. Tuba, Contrabass is a catalogued Thiccctionary entry, ruled on May 16, 2026 and filed in the Musical Instruments section. Every subject in the catalogue has cleared the editorial bar for girth.
What makes a contrabass tuba thiccc?
An orchestral fixture that does not simply play low notes, but rather plants them with seismic authority.
Is "thiccc" spelled with three c's?
Yes. The Thiccctionary house spelling uses three c's, distinguishing the editorial register from the colloquial "thicc" (two c's) and standard "thick" (one c).