| linchpin | (n) เดือยบังคับล้อ |
| linchpin |
| linchpin |
| linchpin | (n) pin inserted through an axletree to hold a wheel on, Syn. lynchpin |
| Linchpin | n. [ AS. lynis the axletree; akin to D. luns linchpin, OS. lunisa, LG. lunse, G. lünse, OHG. lun peg, bolt. ] A pin used to prevent the wheel of a vehicle from sliding off the axletree. [ 1913 Webster ] |