shim

Short definition from Wiktionary

Noun

1. 1
   A wedge.
2. 2
   A thin piece of material, sometimes tapered, used for alignment or support.
3. 3
   A small library that transparently intercepts and modifies calls to an API, usually for compatibility purposes.
4. 4
   A kind of shallow plow used in tillage to break the ground and clear it of weeds.
5. 5
   A small metal device used to pick open a lock.
6. 6
   A transsexual person, especially a trans woman; (loosely) a drag queen or transvestite.
7. 7
   A person characterised by both male and female traits, or by ambiguous male-female traits; a hermaphrodite.
8. 8
   Abbreviation of scanning helium ion microscope.

Verb

1. 1
   To fit one or more shims to a piece of machinery.
2. 2
   To adjust something by using shims.
3. 3
   To adjust the homogeneity of a magnetic field, after the mechanical devices once used for the purpose.
4. 4
   To intercept and modify calls to (an API), usually for compatibility purposes.

Proper noun

1. 1
   A surname.