Literary clue in crossword- help please :-)

[Beatrice35]

Informal term for an umbrella, from a character in Charles Dickins' Martin Chuzzlewit (4) ?a?p

Many thanks for your help :-)

[yogasun]

gamp

[smartowl]

Gamp.

[val.24]

33 down GAMP

[pbeach]

Gamp

[Beatrice35]

Wow, that was quick!! Many thanks everyone. Now have a finished crossword thanks to all you wonderful individuals :-) Big hugs to each one of you!!
yogasun- great name + thanks. Smartowl- thanks + hugs.
val.24- much appreciated :-). pbeach- Always a pleasure to see your name + thanks :-) Warmest wishes, Bea :-)

[yogasun]

You're welcome Beatrice35
Actually my grandmother always called umbrellas gamps! :o)