A loud calling or crying out; outcry; loud or emphatic utterance; vehement vociferation; clamor; that which is cried out, as an expression of feeling; sudden expression of sound or words indicative of emotion, as in surprise, pain, grief, joy, anger, etc.
A word expressing outcry; an interjection; a word expressing passion, as wonder, fear, or grief.
A mark or sign by which outcry or emphatic utterance is marked; thus [!]; -- called also exclamation point.
I used to enjoy using dots where they would be least expected, not at the end of a sentence but in the middle, creating the effect... of a skipped beat. It seemed to me the mind reacted - first!... in dots, dashes, and exclamation points, then rationalized, drew up a brief, with periods. Tom Wolfe
We only live once, but once is enough if we do it right. Live your life with class, dignity, and style so that an exclamation, rather than a question mark signifies it! Gary Ryan Blair
Yum-O! I say this if something is so good that 'yum' just isn't enough of an exclamation. The accent is on the 'O' as in, 'Oh! That is so good!' Rachael Ray
Cut out all these exclamation points. An exclamation point is like laughing at your own joke. F. Scott Fitzgerald