Letters that make plug-ugly
g, l, p, u, y are letters that make 'plug-ugly'
1 possible definitions for 'plug-ugly'
Under this definition, plug-ugly is a noun and has the following properties:
tough guy has the same meaning as plug-ugly
'plug-ugly' can be a type of hooligan, ruffian, roughneck, yob, yobo, yobbo, bully, rowdy, tough.