XP
Origin 1
An abbreviation.
Full definition of XP
Noun
XP
(uncountable)Related terms
Related terms
Origin 2
Prefix
- (aviation, military, obsolete, US) experimental, pursuit, fighter prefix
Origin 3
X is a variable which can stand for letters representing parts of speech such as: N (noun), V (verb), P (preposition), etc.
Noun
XP
(plural XPs)- (grammar, X-bar theory) Initialism of en (a phrase which consists of either: (1) an optional specifier and an X-bar phrase, or (2) a conjunction sandwiched between two other XPs. The X is a "pro-letter" which can be substituted by letters such as N for noun, V for verb, P for preposition, I for inflectional, etc.)