*interject*

v. i. To throw one's self between or among; to come between; to interpose. Sir G. Buck. [ 1913 Webster ]

n. [ L. interjectio: cf. F. interjection. See Interject. ] [ 1913 Webster ]

1. The act of interjecting or throwing between; also, that which is interjected. [ 1913 Webster ]

The interjection of laughing. Bacon. [ 1913 Webster ]

2. (Gram.) A word or form of speech thrown in to express emotion or feeling, as O! Alas! Ha ha! Begone! etc. Compare Exclamation. [ 1913 Webster ]

An interjection implies a meaning which it would require a whole grammatical sentence to expound, and it may be regarded as the rudiment of such a sentence. But it is a confusion of thought to rank it among the parts of speech. Earle. [ 1913 Webster ]

How now! interjections? Why, then, some be of laughing, as, ah, ha, he! Shak. [ 1913 Webster ]

a. 1. Thrown in between other words or phrases; parenthetical; ejaculatory; as, an interjectional remark. [ 1913 Webster ]

2. Pertaining to, or having the nature of, an interjection; consisting of natural and spontaneous exclamations. [ 1913 Webster ]

Certain of the natural accompaniments of interjectional speech, such as gestures, grimaces, and gesticulations, are restrained by civilization. Earle. [ 1913 Webster ]

v. t. To convert into, or to use as, an interjection. Earle. [ 1913 Webster ]

adv. In an interjectional manner. G. Eliot. [ 1913 Webster ]