(US, idiomatic) Best, or high quality. / (Britain, idiomatic) Describing books, magazines, or movies that have adult content or softcore pornography.

(Canada, ice hockey) The upper part of the goal.

(idiomatic) The best, or of the highest quality, especially among a range of products.

A circus tent, especially the largest in a given circus, where the central attractions take place. / (by extension) The circus; the circus lifestyle.

A one-piece strapless tube-shaped top worn by women, leaving shoulders and belly-button exposed.

(nautical) The process of cleaning the upper part of a ship's underwater hull and daubing it with a protecting layer of antifouling substance.

(bingo) ninety

Alternative spelling of over the top (see usage notes).

(idiomatic) Bold; beyond normal, expected, or reasonable limits; outrageous. / (communication) Delivered across the Internet to a television or similar device.

(not comparable, from World War I) Over the parapet of a trench, especially at the start of a futile attack. / Used other than figuratively or idiomatically: see over, the, top.