n. 25B6; noun
the teacher was a pushover : WEAKLING, feeble opponent, man of straw; informal soft touch, easy touch, easy meat.
this course is no pushover : EASY TASK, walkover, five-finger exercise, gift; child's play; informal doddle, piece of cake, picnic, money for old rope, cinch, breeze; Brit. informal doss; N. Amer. informal duck soup, snap; Austral./NZ informal bludge; dated snip.