What is Ugly Mug?
1.
A face that is undisputedly ugly and resembles that of a mug or cup.
"You are an ugly mug.. and that is just a normal mug."
See
2.
Giving someone a dirty look. Looking at someone like you're mad at them.
I haven't done nothing to you....... why you be ugly muggin' me?
See
Random Words:
1.
A modern variation of the classic phrase "Hold your Horses".
Sounds better when said with a cockney accent although it is not..