1. A whim 
2. A whimsical thing; an odd device; a trifle; a trinket

Derived forms: whim-whams

• dog in the manger
• dog laurel
• dog mercury
• dog paddle
• dog pound
• dog racing
• dog rose
• dog show
• dog sleigh
• Dog Star
• dog stinkhorn
• dog tag
• dog turd
• dog violet
• dog wrench
• dog's bollocks
• dog's breakfast
• dog's dinner
• dog's mercury
• dog's-tooth violet
• dog-day cicada
• dog-ear
• dog-eared
• dog-iron
• dog-sized