1: Mean to declare how old you are (7)
2: Freeze one mug filled with tea, essentially (3,2)
3: End is close, doctor surreptitiously revealed (9)
4: Residue has scattered (3)
7: Poker-faced piper who has passed away (7)
9: Old role for paintings that trick the eye (2,3)
11: Neither's partner participated in an orchestra (3)