money for old rope
• money or reward earned for little or no effort.
• "he charged £65 for a 30 minute consultation—talk about money for old rope"
Similar:
a cinch,
child's play,
a gift,
a walkover,
a doddle,
a walk in the park,
a piece of cake,
a picnic,
money for jam,
a breeze,
kids' stuff,
a cushy job/number,
a doss,
a cakewalk,
a pushover,
duck soup,
a bludge,
a piece of old tackie,
a snip,
a piece of piss,