pushover
noun
[ ˈpʊʃəʊvə ]
• a person who is easy to overcome or influence.
• "Colonel Moore was benevolent but no pushover"
Similar:
weakling,
feeble opponent,
unworthy opponent,
man of straw,
easy meat,
easy game,
soft/easy touch,
easy mark,
• a try in which one side in a scrum pushes the ball over the opponents' goal line.