Puttering

I'm just puttering here by myself, fixing my computer.

He set to work at once to enlarge the old Dutch stone cottage which stood upon the place; and from this time on he is continually "puttering" about the estate, building a poultry-yard here, planting trees there, with the full zeal of the rural landlord.

He has had legal and business training; so his complex is an ultimate scorn for the ineffectual fussings and putterings of men who have not been trained along practical lines — such as scientists.