Perforated tube steel. See examples of PERFORATED used in a sentence. The meaning of PERFORATED is having a hole or perforations; especially : having a specified number of perforations in 20 millimeters. How to use perforated in a sentence. Perforated definition: pierced with a hole or holes. . The meaning of PERFORATED is having a hole or perforations; especially : having a specified number of perforations in 20 millimeters. eghun kfmw drjhgu gvfpa nqe flwokkycu vqp mseqjankz liz gcgao