A sudden exclamatory piece of dialogueaddressed to someone or something, especially absent. (noun)
Examples of word apostrophe
The apostrophe is used when you abbreviate the decade as the '90s (the apostrophe indicates the missing numerals).
Log in to Reply jadechimera (UID#1821) on September 8th, 2009 at 4: 33 pm lack of possessive apostrophe is also fail …
An apostrophe is missing from “childrens”, and there is a strong case for making “menu” plural, but these lapses are so frequent in signs as to be mundane; it is the appearance of “Al” that makes it irresistible.
I guess that being French, the incredibly sophisticated and capricious ways the apostrophe is used in my language has given me full confidence that I would be forgiven whatever I would do in another language.
In summary, both with and without an apostrophe are okay, but it seems without the apostrophe is preferred.
The apostrophe is no picnic in a last name either.
The apostrophe is misused extensively; more so, perhaps, than any other punctuation mark.