chip
The French word 'puce' is used to refer to a chip, such as a computer chip or a microchip. It can also refer to a small piece of something, like a chip of wood. In informal contexts, it can be used to refer to a flea, as 'puce' also means flea in French. However, in the context of technology, 'puce' is most commonly used to refer to a chip.
My dog is missing a chip.
In France, dogs are often chipped for identification purposes. This sentence indicates that the speaker's dog has lost its chip or it has not been chipped yet.
I'm going to talk to the flea of my life.
The term 'puce' is used as an endearing term in French, similar to 'sweetheart'. In this case, 'the flea of my life' refers to a loved one or significant other.
My old phone had a faulty chip.
In French, 'puce' can mean a chip, as in a microchip. This sentence means the speaker's old phone had a microchip that was defective or not working properly.