1 protection, cover, refuge, asylum, sanctuary, haven, safety, security:
During the hailstorm, we sought shelter in a cave.
2 cover, covering, concealment, screen, umbrella:
Under the shelter of a moonless night, they stole quietly past the guards
3 dwelling-place, habitation, home, dwelling, housing, accommodation:
He feels that everyone is entitled to food, clothing, and shelter.
4 protect, screen, shield, safeguard, guard, keep, secure, harbour:
The parapet sheltered the guards from the icy wind.
5 seek or take refuge or shelter, hole up, Colloq lie or lay low:
Mike sheltered in a mountain hut until the hue and cry died down.