birthday /bûrthˈdā/

1. The day on which one is born
2. Its anniversary, or a day officially recognized instead

Relating to the day or anniversary of one's birth

birthˈday-book noun

A book in which to record the birthdays of one's friends

birthday honours plural noun

Titles, etc, conferred on the sovereign's official birthday

birthday suit noun (joc)

A state of complete nakedness

official birthday

A day on which a sovereign's or ruler's birthday is officially celebrated

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• inkles
• inkling
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• inkosi
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• ink-slinger
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• inkstones