birthday suit
Nakedness, unclothed skin; an exposure of a human's natural anatomy without clothing.
George embarrassed his aunt by answering the door in his birthday suit.
birthday
UK /ˈbɜːθ.deɪ/ US /ˈbɜːθ.deɪ/
noun 4verb 1
Definitions
noun
1
The anniversary of the day on which someone is born.
When's your birthday? Mine's on April 1.
I'll be thirty-seven (years old) next birthday.
2
The anniversary of the day on which something is created.
3
The date on which someone is born or something is created, more commonly called birthdate or date of birth.
4
A birthday party.
I'd like to invite you all to my birthday.
verb
1
To celebrate one's birthday.
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