Bandi is actually an Urdu word. Most of the words that are popularly known as Hindi are in fact Urdu. People of the sub-continent now a days speak Urdu which sometimes incorrectly called Hindi.
Bandi literally means "Woman". In modern day language, it used as a slang for a lady, woman or a girl. It is not offensive rather a bit casual way to refer to a person.
The male counterpart is "Banda"
It would be wrong to say most of the words are Urdu. Indian language in Nort India also got influenced by the language of the Rulers that was Pharsi and a new language was born called Urdu. It is a mix of Hindi, Sanskrit and Pharsi.
The Hindi word for ant is "चींटी" (chinti).
The Hindi word for April is अप्रैल.
The Hindi word for mining is "खानन" (khanan).
The Hindi word for 'monkey' is 'बंदर' (bandar).
"Prathibimb" is the word in Hindi for "reflection"
railu bandi రైలు బండి
The population of Gach Bandi is 128.
The population of Hasht Bandi is 3,009.
Bandi Atmakur's population is 21,114.
The population of Bandi Pokhara is 2,913.
Sachindra Nath Sanyal wrote The Bandi Jivan.
The population of Bandi Atti Khan is 13,853.
Giovanni Carlo Bandi died in 1784.
The population of Qarah Khan Bandi is 653.
Giovanni Carlo Bandi was born in 1709.
The Hindi word for ant is "चींटी" (chinti).
The Hindi word for April is अप्रैल.