Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun hold_fast

1 sense of holdfast

Sense 1
fastener, fastening, holdfast, fixing -- (restraint that attaches to something or holds something in place)
       => restraint, constraint -- (a device that retards something's motion; "the car did not have proper restraints fitted")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb hold_fast

1 sense of hold fast

Sense 1
adhere, hold fast, bond, bind, stick, stick to -- (stick to firmly; "Will this wallpaper adhere to the wall?")
       => attach -- (become attached; "The spider's thread attached to the window sill")