mum's the word

keep quiet about it (possibly from the sound one makes when trying to speak with closed lips, Attributed to William Shakespeare)

sleeper

1. something, especially a low-budget movie, show, or book which achieves or is likely to become a success

2. a sleeping pill or sedative

Ill bet my boots she's a sleeper.

1. an ampere ( a unit of electric energy)

2. an amplifier for electronic instuments

3. an amphetamine

Don't even think about using amps. (example of amp)

a house of rooms that are connected without a corridor (often with a single floor)

She lives alone in a shotgun house.

an ocarina (from the pleasant sound it produces and it's shape)

A single stall was offered a passers by a sweet potato.

a person or thing that brings bad luck (from a term for a curse of bad luck)

This DVD player may be a jinx.

lacking in one's appreciation of music (not necessarily due to actually being tone deaf

I'm sorry but i just never payed much attention to music. I'm tone-deaf.