be no picnic
• be difficult or unpleasant.
• "being a freelance was no picnic"
Similar:
easy task,
easy job,
child's play,
five-finger exercise,
gift,
walkover,
nothing,
sinecure,
gravy train,
doddle,
walk in the park,
piece of cake,
money for old rope,
money for jam,
cinch,
breeze,
sitter,
kids' stuff,
cushy job/number,
doss,
cakewalk,
pushover,
duck soup,
snap,
bludge,
snack,
a piece of old tackie,
snip,
a piece of piss,