interjection. An exclamation to get attention.interjection. A protest or reprimand.interjection. An expression of surprise.interjection. An informal greeting, similar to hi (used in the US, Australia and Canada).interjection. A request for repetition or explanation; an expression of confusion (see also eh, huh).interjection. A meaningless beat marker or extra, filler syllable in musical lyrics.n. A choreographic figure in which the dancers weave between one another.