Synonym: all-day sucker, chump, fall guy, fool, gull, lollipop, mark, mug, patsy, soft touch. Similar words: sucked, pucker, trucker, pucker up, motherfucker, knickerbockers, suck, suckle. Meaning: ['sʌkə(r)] 
n. 1. a person who is gullible and easy to take advantage of 2. a shoot arising from a plant's roots 3. a drinker who sucks (as at a nipple or through a straw) 4. flesh of any of numerous North American food fishes with toothless jaws 5. hard candy on a stick 6. an organ specialized for sucking nourishment or for adhering to objects by suction 7. mostly North American freshwater fishes with a thick-lipped mouth for feeding by suction; related to carps.
n. 1. a person who is gullible and easy to take advantage of 2. a shoot arising from a plant's roots 3. a drinker who sucks (as at a nipple or through a straw) 4. flesh of any of numerous North American food fishes with toothless jaws 5. hard candy on a stick 6. an organ specialized for sucking nourishment or for adhering to objects by suction 7. mostly North American freshwater fishes with a thick-lipped mouth for feeding by suction; related to carps. 
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1. Never give a sucker an even break. 
2. You fell for that old line? Sucker!
3. I'm such a sucker for romance.
4. I'm a total sucker for seafood.
5. He's a nasty little sucker, isn't he?
6. I've always been a sucker for romantic movies.
7. I've always been a sucker for men with green eyes.
8. The leech has a sucker at each end of its body.
9. She was a sucker for his charm.
10. The hunter is a sucker for the hunted.
11. How much did that sucker cost you?
12. Otherwise they will sucker on to unsuitable items like your heaterstat.
13. Ensure a regular supply by taking a few sucker cuttings each year, so you always have plants at different stages of growth.
13. Wish you can benefit from our online sentence dictionary and make progress day by day!
14. Who isn't a sucker for the classic combination of pears, gorgonzola and walnuts, especially when the walnuts are caramelized.
15. But he was a sucker for that gleam in her eye.
16. He ordered catalogues from Philadelphia and was a sucker for any newly imported plants.
17. I enjoy movies but am a sucker for sad endings.
18. It all stunned Jack, who was a sucker for slick talk, and he bought me drinks for an hour.
19. Each day is a new game, sucker, with mornings and midnights raked in by the dealer.
20. I know I'm a sucker. I'll give $10 to anyone who tells me they're hungry or wants a cup of coffee.
21. You didn't actually believe him when he said he had a yacht, did you? Oh, Annie, you sucker!
22. I've been working on that paper for weeks and almost have the sucker finished.
23. I have to confess I'm a bit of a sucker for musicals.
24. I climb out and pick up the wood arrow, minus its red sucker, from beneath the stone bench.
25. Don't struggle: take a grip with pincers or pliers and remove the sucker as though pulling out a nail.
26. No, not unless you consider billionaire investor Warren Buffet a sucker.
27. She'd just gone down there to look for any good-natured sucker.
28. The long-range goal of the project is to reintroduce the razorback sucker into the river just above Imperial Dam.
29. The middle class will soon enough tumble to the fact that it is the sucker in Forbes's shell game.
30. I can't believe you sent them money - what a sucker!