Pincushion/ˈpɪnkʊʃn/ Definition 1 of 2Pro Tip 1/3Sewing accessory Usually found in sewing kits; implies the person may be crafting or tailoring. She keeps a pincushion in her sewing basket for her quilting projects. Pro Tip 2/3Safety item It's used to prevent accidents by safely storing sharp pins. Always return pins to the pincushion to avoid pricking your finger. Pro Tip 3/3Variety of shapes They come in many forms, from simple round ones to creative designs. My grandmother gave me a pincushion shaped like a tomato.