The Collaborative International Dictionary
Beclap
Beclap \Be*clap\, v. t. [OE. biclappen.]
To catch; to grasp; to insnare. [Obs.]
--Chaucer.
Wiktionary
beclap
Etymology 1 alt. To grasp, insnare, ensnare, catch, to trap suddenly, to grab suddenly. vb. To grasp, insnare, ensnare, catch, to trap suddenly, to grab suddenly. Etymology 2
vb. To clap for.