Synonym: bare, barren, blank, concave, deep, empty, false, famished, hungry, insincere, ravenous, sunken, unreal, vacant, void. Similar words: follow, follow up, following, as follows, follow through, allow, hallow, swallow. Meaning: ['hɑləʊ /'hɒl-] 
n. 1. a cavity or space in something 2. a small valley between mountains 3. a depression hollowed out of solid matter. v. 1. remove the inner part or the core of 2. remove the interior of. adj. 1. not solid; having a space or gap or cavity 2. deliberately deceptive 3. as if echoing in a hollow space 4. devoid of significance or point.
n. 1. a cavity or space in something 2. a small valley between mountains 3. a depression hollowed out of solid matter. v. 1. remove the inner part or the core of 2. remove the interior of. adj. 1. not solid; having a space or gap or cavity 2. deliberately deceptive 3. as if echoing in a hollow space 4. devoid of significance or point. 
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61. Bats roost naturally both in caves and hollow trees.
62. The hollow sound of the key in the lock.
63. In fact its feathered section is a hollow tube.
64. How can I insulate the hollow door?
65. The walls are made of hollow concrete blocks.
66. I spend many a night, hollow and vigilant.
67. Halve the eggplant lengthwise and hollow out the center.
68. The bottle fell inside with a hollow clunk.
69. But there was something hollow about the whole experience.
70. The bright moon shines over the hollow hill.
71. A water pipe is hollow.
72. Fill the hollow with the cream cheese mixture.
73. The thought had a hollow ring to it.
74. For those widowed or bereaved in other ways, victory must have had a hollow sound.
75. Unlike the solid cannon ball a mortar shell is hollow and filled with gunpowder.
76. They left messages in a hollow tree on Seacroft estate.
77. The bread should sound hollow when you tap the bottom.
78. That was what his eyes asked, while his mouth spoke hollow questions.
79. Hollow tree-trunks were originally used as drums while still standing.
80. Eliot's witty 1918 truncation of an Arnoldian phrase prefigures the Hollow Men's predicament.
81. One might well conclude the dismissal was a feint, a hollow gesture to allay perceived public outrage.
82. It collected there in a stone hollow, fell down over moss.
83. Filled with small seeds, the hollow tube becomes a rattle.
84. Mitchell touched the silverware in front of him,[http://sentencedict.com/hollow.html] rubbed his thumb in the hollow feminine side of the teaspoon.
85. It made a sound like he was built of hollow wood.
86. The hotel was a hollow square with a courtyard at the centre.
87. As we look around the world, that might sound rather hollow.
88. Dacron Hollofil: bonded polyester, each fibre has a hollow core trapping still air and aiding warmth.
89. The hollow should be about half way down into the sponge.
90. The guard hairs are hollow, trapping air within and between them, and the underfur also traps air.