Family connections gave her a toehold in politics.
British troops managed to get a toehold on Castle Hill above the town.
Lou Costello: You just had a toehold on my 69 dollars.
A model struggling to gain a toehold in the business must make sure she's the best person to work with out of all her competitors.
Also it could have provided a possible toehold in the European market for Chinese cars.
A few chain stores, a few bargain shops, and a few smaller people trying to establish a toehold and failing.