In large quantities; to a high degree; without restraint; to excess.(adverb)
Beyond doubt.(adverb)
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Use "in spades" in a sentence
"As the gold digger in Gentlemen Prefer Blondes—Hawks’s considerably reworked version of the Anita Loos play and musical—Marilyn consciously exploits the sex-bomb image that men, with their lascivious glances, have forced on her, and gets her revenge in spades ... or, rather, diamonds."
"And if you are game, you might try to imagine what it was like being in my shoes: 1 Have the superweird personal experience of inviting Spirit to help you for the very first time and feeling your back pain quickly and dramatically be reduced, only to have it return in spades immediately following your asking the question, “Was this a placebo effect?” and hearing “We will take our support away.”"