To give an assurance or pledge that a particular action will take place or that a certain condition will be met.
He promised to return by sunset, his hand on his heart to guarantee he wouldn't be late. His worried mother watched him go, hoping his word would hold true, a solid pledge that he'd be back safe.
He gripped the worn photo album, his voice trembling a little. "I can't promise you the sun and moon, but I will guarantee you this: no matter what happens, I'll always be here to help you find your way back."
The old mechanic wiped grease from his hands. "I can't promise this engine will run forever," he said, looking at the sputtering relic, "but I can guarantee it will start for your trip. That's the best I can do."
My dog promised to only eat his kibble, but I can't *guarantee* he won't sneak a taste of my pizza. He looked me right in the eye, though! I'm not sure if I should believe his tail wags or his rumbling tummy.
I *guarantee* you'll win the office pretzel-eating contest if you subscribe to my newsletter. It’s a solemn promise, a solemn pledge, that you’ll achieve pretzel supremacy. No weird alien invasions will distract you from your carb-fueled victory.
He promised to help me move, looking me straight in the eye. I trusted his word, knowing he would guarantee his presence. He gave me his pledge that he'd be there, and I felt relief knowing the heavy boxes wouldn't be my problem alone.
He scanned the faded blueprints, his brow furrowed. "This bridge," he stated, tapping a critical joint, "I can guarantee it won't buckle, even with the tremors. My reputation is on the line." The villagers breathed a collective sigh of relief.
The old mechanic, grease staining his worn overalls, held up the rebuilt carburetor. "This rebuild," he said, his voice raspy but firm, "I can guarantee it'll run smoother than before. You won't have that stalling problem again."
I’m so confident my cat can predict the weather, I'll give you a *guarantee* that if he sneezes, it's going to rain. If he doesn't, well, I can't *guarantee* sunshine, but I can promise you a very confused feline.
My pet llama, Bartholomew, will surely eat every single kale leaf you offer him. I can guarantee this with the utmost certainty. He's incredibly discerning about his greens, and frankly, he'll throw a tantrum worthy of a toddler if he doesn't get his daily allotment of fibrous goodness.
He promised his family he'd be home for Christmas. His voice held a solemn tone, a fervent guarantee that no matter what, he would make it back. Their relieved smiles were a testament to the weight of his pledge.
The desperate artist clutched the tattered canvas. "I can't afford a second opinion," she whispered, her voice cracking. "But I can *guarantee* you this: if you just give me this one chance, if you lend me those pigments, you'll see what I can truly create. I pledge it."
The grizzled prospector stared at the bedrock, his gaze unwavering. "This vein," he rasped, spitting into the dust, "I'll guarantee you, it's the motherlode. Enough to see us through the winter, and then some. Trust my word."
I absolutely *guarantee* this donut will vanish before your very eyes; I've employed a meticulously devised confectionary stealth protocol. Rest assured, its disappearance is an immutable certainty, a cosmic pact between pastry and void. Prepare to be astounded by its swift, silent, and utterly delicious dematerialization.
Professor Quibble, a renowned mycologist, would *guarantee* attendees a sighting of the elusive luminescent fungus, provided they endured his three-hour lecture on spore dispersal patterns. He swore, with a wink and a nod, that this pledge would be met, even if it meant strapping attendees to glowing toadstools himself.
After the harrowing ordeal, the paramedic offered a solemn hand, a promise to guarantee my safe transport to the hospital. This assurance was a potent balm, a pledge that every necessary measure would be meticulously undertaken to ensure my well-being, a critical assurance I desperately needed.
The seasoned prospector, with calloused hands and a weathered face, offered a solemn pledge. He looked his eager apprentice directly in the eyes, a rare tremor in his voice. "I guarantee," he rasped, his gaze unwavering, "that if you follow my painstaking instructions precisely, you will discover the elusive vein of crimson fluorite by week's end."
The apothecary’s solemn vow to restore my nephew's failing health was more than mere reassurance; it was a potent guarantee. I watched his fevered brow, clinging to the hope that his diligent concoctions would irrevocably mend what illness had fractured.
My pet platypus, Bartholomew, will, I guarantee, orchestrate a fugue of such sublime contrapuntal complexity that it will leave even the most jaded philistine prostrate with aesthetic rapture. He pledges, unequivocally, to dispense with his usual cacophony of enthusiastic quacking.
My meticulously crafted, kale-infused artisanal sourdough starter, Bartholomew, will *guarantee* a loaf so ebulliently aerated, it may spontaneously levitate from your cooling rack. Failure to achieve this ethereal buoyancy would necessitate my immediate, albeit reluctant, consumption of said lackluster bread product.
Normal — Everyday words worth reinforcing.