Crossword Genius

A tongue might seem familiar (4,1,4)

Ross

I believe the answer is:

ring a bell

I'm a little stuck... Click here to teach me more about this clue!

'seem familiar' is the definition.
(I've seen this before)

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for ring a bell that I've seen before include "Town crier may" , "Contribute to ding-dong" , "Begin to rouse memory" , "sound vaguely familiar" , "faintly resonate" .)

I've seen this clue in The Daily Express.
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