What is a Bitcoin wallet?

It’s a cryptocurrency digital wallet, an online solution that lets you store, send and secure your Bitcoins.
It can take the form of a software, a mobile application or a hardware. Put simply, a Bitcoin wallet works like an online bank account, with a public key that corresponds to the account number of your bank account and a private key that corresponds to the credentials for you to access your bank account.
It is paramount to allow maximum security features to your bitcoin wallet to prevent from theft and loss !