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.

(idiomatic) To emphasize or underscore; to make something even better or worse.

(US) To fill or refill the final portion of something that is not empty, until it is completely full. / To complete, to put the finishing touch to (something).

(idiomatic) The boss, the leader. / (idiomatic, dated) The principal comedian in a vaudeville or burlesque show.

(idiomatic) The boss, the leader (of the pack). / (idiomatic) In a competition, the one expected to win.

(US, idiomatic) To outdo oneself or do more than one's previous best.

(Britain, slang) To commit suicide.

(informal, derogatory) A person with red hair; a redhead.