effing around

rude slang Engaging in aimless recreation or frivolous time-wasting; fooling around. "Eff" is a euphemism for "fuck." I can't believe we spent the whole day just effing around online.

effing around

and F-ing around

in. fucking around; messing around. (see also fuck around. Usually objectionable.) They were F-ing around with the switch and turned it on accidentally.

F-ing around

verb

See effing around