Meaning: No!....in an explitive manor!!
Broke Stoner: Dude go to the store and buy some beer for us, but we dont have an money.
Rich Stoner: Nii!!!!!
by Ant C August 26, 2003
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A very respectful way of addressing one's older brother (in Japanese). Same as "o-nii-sama" or "aniki". Similar in meaning, but showing even more respect than "nii-san" or "nii-chan".
A younder sibling to his/her older brother: "I'll do as you say, nii-sama."
by Guidorff the Biscuit King December 2, 2009
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see nee-san.

Japanese for Brother.
-san with a touch of respect.
-chan for cute
by NiZ December 15, 2003
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If someone is a ‘nii amaa’ it means they have a big gap in the middle of their teeth. Their headshape looks like a coconut/ malteser. They are a brexit lad and get stuck in into those challenges, he 2 foots his opponents with no mercy and gets the badge in
Bob: ‘who’s your idol’
Barry: ‘ my one is Nii amaa, he’s so brexit, I love it
by Nii amaa lover December 28, 2022
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Nii Lantey is an African Ghanaian name that originates from Greater Accra Region of Ghana. Nii Lantey according to the Ga naming tradition , is the first male child of his parents.

Nii Lantey is a masculine yet tender yound man. Adventurous, resourceful, youthful, optimistic and a realist. He understands other people and meets all life's difficulties with a joyful heart. He really enjoys helping others, bringing them joy.

Having a Nii Lantey in the family brings more joyous moments because he is fun to be with.
Nii Lantey loves helping other people because he has a kind heart
by Boss Baby Girl April 25, 2020
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