To brag or hector; also to tell an improbable story. To bully a man out of any thing. The kiddey bounced the swell of the blowen; the lad bullied the gentleman out of the girl.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
boughs-1 * bouncerNathan Bailey's 1721 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes