(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, disapproving) to appear or emerge unexpectedly or inexplicably, frequently in large numbers or quantity.

(chiefly Britain, Ireland and Australia, informal, with "the"; usually with "in", sometimes "at" or "to") A very remote place.

(idiomatic) A campaign of deliberately using charm and flattery in order to achieve some goal, especially in a political or diplomatic field.

(idiomatic, singular only) A combination of two seemingly contradictory benefits.

(idiomatic) No longer maintaining contact or communications. / (idiomatic) No longer conversant with something, especially facts, reality, world; not aware or realistic.

(physics) Britain and Canada standard spelling of center of gravity.

Occurring once, independent of any pattern; one-time. / Singular; unique; special; remarkable.

(idiomatic) Something that is done, created, etc. only once, and often quickly, simply, or improvisationally. / Something unique and remarkable.

A three- to four-year (about 120 credit hours) undergraduate degree, with a concentration in the sciences or scientific applications.