"tallest" in the adjective sense
1. tall
great in vertical dimension high in stature
"tall people"
"tall buildings"
"tall trees"
"tall ships"
2. grandiloquent, magniloquent, tall
lofty in style
"he engages in so much tall talk, one never really realizes what he is saying"
3. tall
impressively difficult
"a tall order"
4. improbable, marvelous, marvellous, tall
too improbable to admit of belief
"a tall story"
Source: WordNet® (An amazing lexical database of English)
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