leash leash /ˈliːʃ/

noun

1. () Restraint consisting of a rope (or light chain) used to restrain an animal  ( lead , tether , leash )
   restraint consisting of a rope (or light chain) used to restrain an animal
    He grabbed his dog's leash for their morning walk.
   He grabbed his dog's leash for their morning walk.
   
   
2. A figurative restraint  ( collar , leash )
   a figurative restraint
    Asked for a collar on program trading in the stock market
   asked for a collar on program trading in the stock market
    Kept a tight leash on his emotions
   kept a tight leash on his emotions
    He's always gotten a long leash
   he's always gotten a long leash
   
3. The cardinal number that is the sum of one and one and one  ( deuce-ace , III , leash , tercet , ternary , ternion , terzetto , threesome , tierce , 3 , three , trey , triad , trine , trinity , trio , triplet , troika )
   the cardinal number that is the sum of one and one and one
    I have three cats
   I have three cats
   
   

verb

1. Fasten with a rope  ( leash , rope )
   fasten with a rope
    Rope the bag securely
   rope the bag securely