(idiomatic) To fall over (to fall from an upright or standing position to a horizontal or prone position).

(transitive) Used other than figuratively or idiomatically: see lord, over.; to act as a lord or boss in relation to (someone or something). / To dominate; to have the most prominent position among

(idiomatic, transitive) To behave as if one is in control of; to make a display of having an advantage over or superiority to.

(transitive) to examine scrupulously

(intransitive) To change channels on a television. / (intransitive) To change from one state to another by flicking.

Stay overnight in a place away from one's home, sleep over.

(transitive) To praise excessively in order to get a favor.

(transitive, idiomatic) to convert to, to make a transition from one system to another

Used other than figuratively or idiomatically: see carry, over. / (transitive, idiomatic) To transfer (something) to a later point in time.

An irresponsible or carefree period has ended; it is time to be serious or take responsibility.