D defs.my
Entry 1 sense Webster, 1913

Obstructionist

· Ob·struc·tion·ist · IPA /əbˈstɹʌk.ʃənˌɪst/
01 n. One who deliberately hinders progress; one who obstructs business, as in a legislative body.
  1. 1.
    One who deliberately hinders progress; one who obstructs business, as in a legislative body.[Recent]