Alternative spelling of too big for one's britches

(idiomatic) Ready if needed, in reserve, prepared, available for use whenever it might be advantageous.

(humorous) The supposed reason for a person using the pronoun we when really speaking only about themselves.

(vulgar, idiomatic) Exceptionally favorable personal luck.

To make an alveolar trill sound for the letter r.

Alternative form of learn to walk before one can run.

Alternative form of swear upon

(idiomatic) In a single attempt with no breaks.

(military) Assembled and in formation, prepared for inspection, to receive orders, etc. / Marching or riding as part of a parade. / On public display, shown in a way that attracts attention.

(idiomatic) Before one can perform a complicated task, one has to learn how to perform more simple tasks. / Used other than figuratively or idiomatically: see learn, walk, before, run.