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Definition of Tubful
1. Noun. The amount that a tub will hold. "A tub of water" 
Definition of Tubful
1. n. As much as a tub will hold; enough to fill a tub.
Definition of Tubful
1. as much as a tub will hold [n -S]
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1. Noun. The amount that a tub will hold. "A tub of water" 
1. n. As much as a tub will hold; enough to fill a tub.
1. as much as a tub will hold [n -S]