pipingbag

noun
UK /ˈpaɪpɪŋ bæɡ/
US /ˈpaɪpɪŋ bæɡ/

A piping bag is a bag you squeeze to make pretty shapes with frosting or cream.

She filled the piping bag with pink icing and drew flowers on the cake.


OTHER MEANINGS

2. A cone-shaped cloth or plastic bag used to pipe soft materials like mashed potatoes or dough.

He used a piping bag to squeeze neat rows of mashed potato onto the plate.

3. A tool in baking for filling pastries with jam or custard.

The baker pushed the piping bag tip into the doughnut to add the jam.

4. A bag used to apply sealant or caulk in a thin line.

The worker used a piping bag to run a smooth bead of sealant along the edge.