Third-person singular simple present indicative form of hollow.(verb)
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Use "hollows" in a sentence
"Crouched in one of the hollows is my cottage with the table in it."
"On the sides of the hills are owls and burrowing owls (Strix) which live in hollows they make in the ground: clouds of robins (Turdus) and green and violet grackles; sparrows (Fringilla) with thick blue beaks; pheasants (Fatianus) etc."
"Birds will take cover in hollows or depressions out of the bluster, where they can hear."