Green’s Dictionary of Slang

1. to see, to notice.

1952

Hal Ellson Golden Spike 192: He pointed to the wallpaper. ‘Did you bug that?’ ‘Real weird. Did you bug that guy I was talking to?’ ‘I didn’t notice too much.’.

2. to enjoy.

1955

Hal Ellson Rock 115: A nice record is playing. Gimpy is bugging the music.