Done double duty - Idioms by The Free Dictionary
do (double) duty (redirected from done double duty)
do (double) duty
1. To do two things simultaneously. It's sometimes tough to do double duty as an accountant and a mom, but we really needed a second income.
2. To be able to serve two functions. Don't worry, this space can do double duty as a guest room and an office.
References in periodicals archive
A prompter, for example, may have had no role other than the responsibility for helping actors with their lines, but also may have done double duty
as a performer.
DuBois to continue as a senior member of his staff in his concurrent role as the Director of Administration and Management for the Office of the Secretary of Defense where he has done double duty
for the past two years.
Coors' generous funding of primary ads has done double duty
, since the ads effectively introduced the brewery exec to voters.