snug

Short definition from Wiktionary

Adjective

1. 1
   Warm and comfortable; cosy.
2. 2
   Satisfactory.
3. 3
   Close-fitting.
4. 4
   Close; concealed; not exposed to notice.

Noun

1. 1
   A small, comfortable back room in a pub.
2. 2
   A lug.

Verb

1. 1
   To make secure or snug.
2. 2
   To snuggle or nestle.
3. 3
   To make smooth.