Green’s Dictionary of Slang

bug off v.

to leave.

1952		B. Mauldin In Korea 94: They bugged off down that gulley and we lost them [HDAS].
1961		H.S. Thompson letter 22 Dec. in Proud Highway (1997) 302: I plan to bug off for New York in about ten days.
1969		D. Pendleton Executioner (1973) 189: I couldn’t bug off and leave Tommy to solve that problem alone.
1988		M. Atwood Cat’s Eye (1989) 93: Cordelia, why don’t you and your little friends bug off.
1993		A. Rodriguez Spidertown (1994) 56: The bitch called three times, she wouldn’t stop calling [...] I was gonna tell her to bug off, tha’chure my man.