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a noise made by a tramp as he/she drunkenly attempts to convey their feelings into words while pissing themselves and falling into a brickwall.
Bill and Tom are walking along when a Tramp steps out from a street corner and does a Bashtard.

by Jubbles January 06, 2007
noun: A bearish stock market investor who frequents message boards to bad mouth a stock relentlessly...
That bashtard Juggle is a smart SOB, he is almost perfect in picking weak stocks on their way down...
by juggling_coal January 21, 2010
same meaning as bastard.
but this term is more cutesy and well just cute.
That that THAT bashtard!..I'll fix his wagon...
by Sherman February 09, 2005