baby grand 
noun
The smallest size of grand piano, about 1.5 metres long.The play, about piano tuners and a Steinway baby grand, is an absurd piece [hopefully] in the vein of Ionesco....
- Still in 1910, 139,000 teachers were teaching Americans how to play on parlor pianos, uprights, baby grands and grands.
- These baby baby grands and tiny spinets produce three octaves from hammers hitting metal rods.